3.9 in³ ≈ 0.22493 cup (Imperial; in US cups: 3.9 in³ = 0.27013 US cup). To convert cubic inches to cups, multiply by 0.057674435: 3.9 × 0.057674435 = 0.22493.
How to convert cubic inches to cups
cup = in³ × 0.057674435
- 1 in³ = 0.057674435 cup (and 1 cup = 17.338705 in³).
- Multiply the amount by the factor: 3.9 × 0.057674435 = 0.22493.
- Answer: 3.9 in³ ≈ 0.22493 cup (rounded to 6 significant figures).
Cubic Inches to Cups table
| Cubic Inches (in³) | Cups (cup) |
|---|---|
| 3.4 in³ | 0.196093 cup |
| 3.5 in³ | 0.201861 cup |
| 3.6 in³ | 0.207628 cup |
| 3.7 in³ | 0.213395 cup |
| 3.8 in³ | 0.219163 cup |
| 3.9 in³ | 0.22493 cup |
| 4 in³ | 0.230698 cup |
| 4.1 in³ | 0.236465 cup |
| 4.2 in³ | 0.242233 cup |
| 4.3 in³ | 0.248 cup |
| 4.4 in³ | 0.253768 cup |
| in³ | cup |
|---|---|
| 1 in³ | 0.0576744 cup |
| 5 in³ | 0.288372 cup |
| 10 in³ | 0.576744 cup |
| 50 in³ | 2.8837 cup |
| 100 in³ | 5.7674 cup |
| 1,000 in³ | 57.6744 cup |
Good to know
The cup here is the Imperial (UK) cup: 1 cup = 0.28413 L. A US cup is 0.236588 L.
In US cups: 3.9 in³ = 0.27013 US cup.