Home / 10,927.62-16,391.30-3,531.92

Finding the Fourth Proportional to 10,927.62, 16,391.30 and 3,531.92

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Solution

The fourth proportional to 10,927.62, 16,391.30 and 3,531.92 is: 5,297.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.62 : 16,391.30 = 3,531.92 : x
  2. Step 2: Convert to fraction form
    10,927.62/16,391.30 = 3,531.92/x
  3. Step 3: Cross multiply
    10,927.62x = 16,391.30 × 3,531.92
  4. Step 4: Simplify right side
    10,927.62x = 57,892,660.68
  5. Step 5: Solve for x
    x = 57,892,660.68/10,927.62
  6. Step 6: Final answer
    x = 5,297.83

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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.