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Finding the Fourth Proportional to 3,404.88, 5,101.36 and 2,425.88

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Solution

The fourth proportional to 3,404.88, 5,101.36 and 2,425.88 is: 3,634.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404.88 : 5,101.36 = 2,425.88 : x
  2. Step 2: Convert to fraction form
    3,404.88/5,101.36 = 2,425.88/x
  3. Step 3: Cross multiply
    3,404.88x = 5,101.36 × 2,425.88
  4. Step 4: Simplify right side
    3,404.88x = 12,375,287.20
  5. Step 5: Solve for x
    x = 12,375,287.20/3,404.88
  6. Step 6: Final answer
    x = 3,634.57

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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.