A ton has 2,000 pounds. We need to find the fraction for 1,351 of a ton.
We can use the rule of three to find what represents 1,351 of a ton.
Then:
2,000 ---------- 1 ton
1,351-------------- x
Where x=(1,351 * 1)/ 2.000
x=2,000/1.351
x=27/40 ton or 0.675 ton