Home / 10,937.13-15,102.77-8,575.17

Finding the Fourth Proportional to 10,937.13, 15,102.77 and 8,575.17

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Solution

The fourth proportional to 10,937.13, 15,102.77 and 8,575.17 is: 11,841.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.13 : 15,102.77 = 8,575.17 : x
  2. Step 2: Convert to fraction form
    10,937.13/15,102.77 = 8,575.17/x
  3. Step 3: Cross multiply
    10,937.13x = 15,102.77 × 8,575.17
  4. Step 4: Simplify right side
    10,937.13x = 129,508,820.22
  5. Step 5: Solve for x
    x = 129,508,820.22/10,937.13
  6. Step 6: Final answer
    x = 11,841.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.