Home / 11,537.27-17,306.28-3,639.87

Finding the Fourth Proportional to 11,537.27, 17,306.28 and 3,639.87

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Solution

The fourth proportional to 11,537.27, 17,306.28 and 3,639.87 is: 5,459.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,537.27 : 17,306.28 = 3,639.87 : x
  2. Step 2: Convert to fraction form
    11,537.27/17,306.28 = 3,639.87/x
  3. Step 3: Cross multiply
    11,537.27x = 17,306.28 × 3,639.87
  4. Step 4: Simplify right side
    11,537.27x = 62,992,609.38
  5. Step 5: Solve for x
    x = 62,992,609.38/11,537.27
  6. Step 6: Final answer
    x = 5,459.92

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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.