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Finding the Fourth Proportional to 4,937.52, 7,400.52 and 2,742.36

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Solution

The fourth proportional to 4,937.52, 7,400.52 and 2,742.36 is: 4,110.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.52 : 7,400.52 = 2,742.36 : x
  2. Step 2: Convert to fraction form
    4,937.52/7,400.52 = 2,742.36/x
  3. Step 3: Cross multiply
    4,937.52x = 7,400.52 × 2,742.36
  4. Step 4: Simplify right side
    4,937.52x = 20,294,890.03
  5. Step 5: Solve for x
    x = 20,294,890.03/4,937.52
  6. Step 6: Final answer
    x = 4,110.34

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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.