Home / 11,086.62-15,301.50-6,610.66

Finding the Fourth Proportional to 11,086.62, 15,301.50 and 6,610.66

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Solution

The fourth proportional to 11,086.62, 15,301.50 and 6,610.66 is: 9,123.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086.62 : 15,301.50 = 6,610.66 : x
  2. Step 2: Convert to fraction form
    11,086.62/15,301.50 = 6,610.66/x
  3. Step 3: Cross multiply
    11,086.62x = 15,301.50 × 6,610.66
  4. Step 4: Simplify right side
    11,086.62x = 101,153,013.99
  5. Step 5: Solve for x
    x = 101,153,013.99/11,086.62
  6. Step 6: Final answer
    x = 9,123.88

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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.