Home / 11,029.15-16,540.17-3,631.85

Finding the Fourth Proportional to 11,029.15, 16,540.17 and 3,631.85

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Solution

The fourth proportional to 11,029.15, 16,540.17 and 3,631.85 is: 5,446.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.15 : 16,540.17 = 3,631.85 : x
  2. Step 2: Convert to fraction form
    11,029.15/16,540.17 = 3,631.85/x
  3. Step 3: Cross multiply
    11,029.15x = 16,540.17 × 3,631.85
  4. Step 4: Simplify right side
    11,029.15x = 60,071,416.41
  5. Step 5: Solve for x
    x = 60,071,416.41/11,029.15
  6. Step 6: Final answer
    x = 5,446.60

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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.