Knot to Foot per Second Formula
The complete formula for converting knots (kn) to feet per second (ft/s). See the formula, how it works, and worked examples below.
kn × 1.687808 = ft/s
How the Formula Works
To convert knots to feet per second, multiply the value by 1.69. This works because 1 knot equals 1.69 feet per second.
Worked Examples
1 kn to ft/s
- Start with 1 kn
- Multiply by 1.687808: 1 × 1.687808 = 1.69
- Result: 1 kn = 1.69 ft/s
5 kn to ft/s
- Start with 5 kn
- Multiply by 1.687808: 5 × 1.687808 = 8.44
- Result: 5 kn = 8.44 ft/s
10 kn to ft/s
- Start with 10 kn
- Multiply by 1.687808: 10 × 1.687808 = 16.88
- Result: 10 kn = 16.88 ft/s
50 kn to ft/s
- Start with 50 kn
- Multiply by 1.687808: 50 × 1.687808 = 84.39
- Result: 50 kn = 84.39 ft/s
100 kn to ft/s
- Start with 100 kn
- Multiply by 1.687808: 100 × 1.687808 = 168.78
- Result: 100 kn = 168.78 ft/s
Reverse Formula: Foot per Second to Knot
ft/s × 0.592484 = kn
See the full Foot per Second to Knot formula for worked examples.
Related
Frequently Asked Questions
The formula is: kn × 1.687808 = ft/s. See the worked examples above for step-by-step breakdowns, or use the Knot to Foot per Second converter for instant results.
10 knots = 16.88 feet per second. Apply the formula: kn × 1.687808 = ft/s.