Pound Per Cubic Foot (abbreviations: lb/ft3, or ppf3): is a unit of density, defined by mass in pound divided by volume in cubic foot
Pound Per Cubic Inch (abbreviations: lb/in3, or ppi3): is a unit of density, defined by mass in pound divided by volume in cubic inch
How to Convert Pounds Per Cubic Feet to Pounds Per Cubic Inches
Example: How many pounds per cubic inches are equivalent to 97.4 pounds per cubic feet?
As;
1 pounds per cubic feet = 0.0005787037037037 pounds per cubic inches
97.4 pounds per cubic feet = Y pounds per cubic inches
Assuming Y is the answer, and by criss-cross principle;
Y equals 97.4 times 0.0005787037037037 over 1
(i.e.) Y = 97.4 * 0.0005787037037037 / 1 = 0.056365740740741 pounds per cubic inches
Answer is: 0.056365740740741 pounds per cubic inches are equivalent to 97.4 pounds per cubic feet.
Practice Question: Convert the following units into lb/in3:
N.B.: After working out the answer to each of the next questions, click adjacent button to see the correct answer.
( i ) 38.19 lb/ft3
( ii ) 3.4 lb/ft3
( iii ) 17.04 lb/ft3