Home / 11,932.76-17,892.68-5,694.19

Finding the Fourth Proportional to 11,932.76, 17,892.68 and 5,694.19

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Solution

The fourth proportional to 11,932.76, 17,892.68 and 5,694.19 is: 8,538.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.76 : 17,892.68 = 5,694.19 : x
  2. Step 2: Convert to fraction form
    11,932.76/17,892.68 = 5,694.19/x
  3. Step 3: Cross multiply
    11,932.76x = 17,892.68 × 5,694.19
  4. Step 4: Simplify right side
    11,932.76x = 101,884,319.53
  5. Step 5: Solve for x
    x = 101,884,319.53/11,932.76
  6. Step 6: Final answer
    x = 8,538.20

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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.