Home / 4,937.92-7,396.80-3,201.28

Finding the Fourth Proportional to 4,937.92, 7,396.80 and 3,201.28

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Solution

The fourth proportional to 4,937.92, 7,396.80 and 3,201.28 is: 4,795.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.92 : 7,396.80 = 3,201.28 : x
  2. Step 2: Convert to fraction form
    4,937.92/7,396.80 = 3,201.28/x
  3. Step 3: Cross multiply
    4,937.92x = 7,396.80 × 3,201.28
  4. Step 4: Simplify right side
    4,937.92x = 23,679,227.90
  5. Step 5: Solve for x
    x = 23,679,227.90/4,937.92
  6. Step 6: Final answer
    x = 4,795.39

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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.