Home / 10,131.28-13,972.44-6,593.20

Finding the Fourth Proportional to 10,131.28, 13,972.44 and 6,593.20

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Solution

The fourth proportional to 10,131.28, 13,972.44 and 6,593.20 is: 9,092.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131.28 : 13,972.44 = 6,593.20 : x
  2. Step 2: Convert to fraction form
    10,131.28/13,972.44 = 6,593.20/x
  3. Step 3: Cross multiply
    10,131.28x = 13,972.44 × 6,593.20
  4. Step 4: Simplify right side
    10,131.28x = 92,123,091.41
  5. Step 5: Solve for x
    x = 92,123,091.41/10,131.28
  6. Step 6: Final answer
    x = 9,092.94

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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.