Home / 11,553.28-17,323.98-3,761.08

Finding the Fourth Proportional to 11,553.28, 17,323.98 and 3,761.08

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Solution

The fourth proportional to 11,553.28, 17,323.98 and 3,761.08 is: 5,639.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553.28 : 17,323.98 = 3,761.08 : x
  2. Step 2: Convert to fraction form
    11,553.28/17,323.98 = 3,761.08/x
  3. Step 3: Cross multiply
    11,553.28x = 17,323.98 × 3,761.08
  4. Step 4: Simplify right side
    11,553.28x = 65,156,874.70
  5. Step 5: Solve for x
    x = 65,156,874.70/11,553.28
  6. Step 6: Final answer
    x = 5,639.69

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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.