Home / 5,227.92-7,839.28-2,592.36

Finding the Fourth Proportional to 5,227.92, 7,839.28 and 2,592.36

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Solution

The fourth proportional to 5,227.92, 7,839.28 and 2,592.36 is: 3,887.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.92 : 7,839.28 = 2,592.36 : x
  2. Step 2: Convert to fraction form
    5,227.92/7,839.28 = 2,592.36/x
  3. Step 3: Cross multiply
    5,227.92x = 7,839.28 × 2,592.36
  4. Step 4: Simplify right side
    5,227.92x = 20,322,235.90
  5. Step 5: Solve for x
    x = 20,322,235.90/5,227.92
  6. Step 6: Final answer
    x = 3,887.25

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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.