Feet to the Fourth Power To Inches to the Fourth Power Converter
Reverse Conversion
How This Converter Works
Convert between Inches to the Fourth Power (in⁴) and Feet to the Fourth Power (ft⁴). Select either direction to convert directly.
Formula or rule
Feet to the Fourth Power = Inches to the Fourth Power * 4.82253086419753e-5; Inches to the Fourth Power = Feet to the Fourth Power / 4.82253086419753e-5
Example
- Input
- 1 ft⁴
- Calculation
- 1 * 20736 = 20736
- Result
- 20736 in⁴
Notes
Second moment of area scales use the fourth power of length: 1 m⁴ = (100 cm)⁴ = (1,000 mm)⁴, while the international inch and foot are exactly 0.0254 m and 0.3048 m. This geometric quantity is distinct from mass moment of inertia.