SOLUTION: A cylindrical fuel tank that has a diameter of 4 feet and a height of 6 feet holds 512 pounds of fuel. How many pounds of fuel would be held by a tank that has a diameter of 7 feet

Algebra ->  Volume -> SOLUTION: A cylindrical fuel tank that has a diameter of 4 feet and a height of 6 feet holds 512 pounds of fuel. How many pounds of fuel would be held by a tank that has a diameter of 7 feet      Log On


   

Question 1198882: A cylindrical fuel tank that has a diameter of 4 feet and a height of 6 feet holds 512 pounds of fuel. How many pounds of fuel would be held by a tank that has a diameter of 7 feet and a height of 10.5 feet?
Found 2 solutions by ikleyn, greenestamps:
Answer by ikleyn(52898) About Me  (Show Source):
You can put this solution on YOUR website!
.

Multiply 512 pounds by the ratio of volumes, which is  %287%5E2%2A10.5%29%2F%284%5E2%2A6%29 = 5.359  (rounded).


ANSWER.  512*5.359 = 2744  pounds  (rounded).

Solved.



Answer by greenestamps(13214) About Me  (Show Source):
You can put this solution on YOUR website!


The volume varies jointly as the height and the square of the diameter. Multiply the given number by the ratios of the measurements for the two cylinders.

(512)*((7/4)^2)*(10.5/6) = 2744

ANSWER: 2744 pounds