Home / 10,249.62-15,375.60-3,230.16

Finding the Fourth Proportional to 10,249.62, 15,375.60 and 3,230.16

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Solution

The fourth proportional to 10,249.62, 15,375.60 and 3,230.16 is: 4,845.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249.62 : 15,375.60 = 3,230.16 : x
  2. Step 2: Convert to fraction form
    10,249.62/15,375.60 = 3,230.16/x
  3. Step 3: Cross multiply
    10,249.62x = 15,375.60 × 3,230.16
  4. Step 4: Simplify right side
    10,249.62x = 49,665,648.10
  5. Step 5: Solve for x
    x = 49,665,648.10/10,249.62
  6. Step 6: Final answer
    x = 4,845.61

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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.