Home / 10,747.08-16,115.44-4,505.42

Finding the Fourth Proportional to 10,747.08, 16,115.44 and 4,505.42

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Solution

The fourth proportional to 10,747.08, 16,115.44 and 4,505.42 is: 6,755.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.08 : 16,115.44 = 4,505.42 : x
  2. Step 2: Convert to fraction form
    10,747.08/16,115.44 = 4,505.42/x
  3. Step 3: Cross multiply
    10,747.08x = 16,115.44 × 4,505.42
  4. Step 4: Simplify right side
    10,747.08x = 72,606,794.28
  5. Step 5: Solve for x
    x = 72,606,794.28/10,747.08
  6. Step 6: Final answer
    x = 6,755.95

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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.