Home / 3,249.20-4,872.05-1,027.62

Finding the Fourth Proportional to 3,249.20, 4,872.05 and 1,027.62

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Solution

The fourth proportional to 3,249.20, 4,872.05 and 1,027.62 is: 1,540.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.20 : 4,872.05 = 1,027.62 : x
  2. Step 2: Convert to fraction form
    3,249.20/4,872.05 = 1,027.62/x
  3. Step 3: Cross multiply
    3,249.20x = 4,872.05 × 1,027.62
  4. Step 4: Simplify right side
    3,249.20x = 5,006,610.88
  5. Step 5: Solve for x
    x = 5,006,610.88/3,249.20
  6. Step 6: Final answer
    x = 1,540.88

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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.