Answer: 4.1 kilometers is equal to 4,100 meters.
Explanation:
As you use the ratio 1,000m/1km it means that one kilometer equals to 1,000 meters.
There is 4.1 kilometers.
1,000 x 4 = 4,000 meters.
Add the one tenth which would equal to 100 meters.
4,000 + 100 = 4,100
Therefore, 4.1 kilometers is equal to 4,100 meters.