Home / 10,175.13-15,332.02-8,366.75

Finding the Fourth Proportional to 10,175.13, 15,332.02 and 8,366.75

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Solution

The fourth proportional to 10,175.13, 15,332.02 and 8,366.75 is: 12,607.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,175.13 : 15,332.02 = 8,366.75 : x
  2. Step 2: Convert to fraction form
    10,175.13/15,332.02 = 8,366.75/x
  3. Step 3: Cross multiply
    10,175.13x = 15,332.02 × 8,366.75
  4. Step 4: Simplify right side
    10,175.13x = 128,279,178.34
  5. Step 5: Solve for x
    x = 128,279,178.34/10,175.13
  6. Step 6: Final answer
    x = 12,607.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.