Home / 5,327.31-7,353.12-3,839.52

Finding the Fourth Proportional to 5,327.31, 7,353.12 and 3,839.52

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Solution

The fourth proportional to 5,327.31, 7,353.12 and 3,839.52 is: 5,299.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.31 : 7,353.12 = 3,839.52 : x
  2. Step 2: Convert to fraction form
    5,327.31/7,353.12 = 3,839.52/x
  3. Step 3: Cross multiply
    5,327.31x = 7,353.12 × 3,839.52
  4. Step 4: Simplify right side
    5,327.31x = 28,232,451.30
  5. Step 5: Solve for x
    x = 28,232,451.30/5,327.31
  6. Step 6: Final answer
    x = 5,299.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.