Mass per volume density.
Pounds per Quart to Carat per Cubic inches Converter — lb/qt to ct/in3
Convert Pound per Quart (lb/qt) to Carat per Cubic inch (ct/in3) using the exact conversion factor (1 pound per quart = 39.27206667 carat per cubic inch). See the formula, worked examples, and conversion table.
Pounds per Quart to Carat per Cubic inches converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 479.3057093 / 12.20474882.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Quart to Carat per Cubic inches
Pound per Quart and Carat per Cubic inch both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
carat per cubic inches = pounds per quart × 39.2720666667
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per quart equals 479.305709268 base units, and 1 carat per cubic inch equals 12.2047488189 base units, so dividing one by the other gives the direct pound per quart-to-carat per cubic inch factor of 39.2720666667.
Simple example
1 lb/qt × 39.27206667 = 39.27206667 ct/in3
1 pound per quart = 39.27206667 carat per cubic inches.
Real-world example
1,000 lb/qt × 39.27206667 = 39,272.06667 ct/in3
1,000 pounds per quart = 39,272.06667 carat per cubic inches.
Conversion table
| Pound per Quart (lb/qt) | Carat per Cubic inch (ct/in3) |
|---|---|
| 0.1 lb/qt | 3.927206667 ct/in3 |
| 1 lb/qt | 39.27206667 ct/in3 |
| 10 lb/qt | 392.7206667 ct/in3 |
| 100 lb/qt | 3,927.206667 ct/in3 |
| 1,000 lb/qt | 39,272.06667 ct/in3 |
| 10,000 lb/qt | 392,720.6667 ct/in3 |
Reverse conversion: Carat per Cubic inch to Pound per Quart
39.27206667 ct/in3 × 0.02546339128 = 1 lb/qt
39.27206667 carat per cubic inches = 1 pounds per quart.
pounds per quart = carat per cubic inches × 0.0254633912824
For a page dedicated to this direction, see Carat per Cubic inch to Pound per Quart.
Understanding the Pound per Quart (lb/qt)
Mass per volume density.
Understanding the Carat per Cubic inch (ct/in3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carat per cubic inches are in 1 pound per quart?
1 pound per quart equals 39.27206667 carat per cubic inches, using the exact defined conversion factor rather than an estimate.
How do I convert pound per quart to carat per cubic inch?
Multiply the pound per quart value by 39.27206667. The converter above does this instantly to whatever precision you set.
How do I convert carat per cubic inch back to pound per quart?
Use the reverse factor: 1 carat per cubic inch equals 0.0254633913 pounds per quart. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per quart?
Pound per Quart (lb/qt) is a unit of density.
What is a carat per cubic inch?
Carat per Cubic inch (ct/in3) is a unit of density.
Is the pound per quart to carat per cubic inch conversion exact?
Yes. Both pound per quart and carat per cubic inch are defined by fixed standards rather than physical artifacts, so the factor of 39.27206667 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.