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Finding the Fourth Proportional to 6,493.72, 9,750.32 and 3,723.52

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Solution

The fourth proportional to 6,493.72, 9,750.32 and 3,723.52 is: 5,590.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,493.72 : 9,750.32 = 3,723.52 : x
  2. Step 2: Convert to fraction form
    6,493.72/9,750.32 = 3,723.52/x
  3. Step 3: Cross multiply
    6,493.72x = 9,750.32 × 3,723.52
  4. Step 4: Simplify right side
    6,493.72x = 36,305,511.53
  5. Step 5: Solve for x
    x = 36,305,511.53/6,493.72
  6. Step 6: Final answer
    x = 5,590.86

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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.