Home / 9,172.28-13,755.78-2,599.13

Finding the Fourth Proportional to 9,172.28, 13,755.78 and 2,599.13

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Solution

The fourth proportional to 9,172.28, 13,755.78 and 2,599.13 is: 3,897.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172.28 : 13,755.78 = 2,599.13 : x
  2. Step 2: Convert to fraction form
    9,172.28/13,755.78 = 2,599.13/x
  3. Step 3: Cross multiply
    9,172.28x = 13,755.78 × 2,599.13
  4. Step 4: Simplify right side
    9,172.28x = 35,752,991.69
  5. Step 5: Solve for x
    x = 35,752,991.69/9,172.28
  6. Step 6: Final answer
    x = 3,897.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.