3 gal ≈ 0.481631 ft³ (Imperial; in US gallons: 3 US gal = 0.401042 ft³). To convert gallons to cubic feet, multiply by 0.16054365: 3 × 0.16054365 = 0.481631.
How to convert gallons to cubic feet
ft³ = gal × 0.16054365
- 1 gal = 0.16054365 ft³ (and 1 ft³ = 6.2288355 gal).
- Multiply the amount by the factor: 3 × 0.16054365 = 0.481631.
- Answer: 3 gal ≈ 0.481631 ft³ (rounded to 6 significant figures).
Gallons to Cubic Feet table
| Gallons (gal) | Cubic Feet (ft³) |
|---|---|
| 1 gal | 0.160544 ft³ |
| 2 gal | 0.321087 ft³ |
| 3 gal | 0.481631 ft³ |
| 4 gal | 0.642175 ft³ |
| 5 gal | 0.802718 ft³ |
| 6 gal | 0.963262 ft³ |
| 7 gal | 1.1238 ft³ |
| 8 gal | 1.2843 ft³ |
| 9 gal | 1.4449 ft³ |
| 10 gal | 1.6054 ft³ |
| 11 gal | 1.766 ft³ |
| gal | ft³ |
|---|---|
| 1 gal | 0.160544 ft³ |
| 5 gal | 0.802718 ft³ |
| 10 gal | 1.6054 ft³ |
| 50 gal | 8.0272 ft³ |
| 100 gal | 16.0544 ft³ |
| 1,000 gal | 160.544 ft³ |
Good to know
The gal here is the Imperial (UK) gallon: 1 gal = 4.54609 L. A US gallon is 3.78541 L.
In US gallons: 3 US gal = 0.401042 ft³.