Home / 4,319.30-6,481.82-2,372.87

Finding the Fourth Proportional to 4,319.30, 6,481.82 and 2,372.87

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Solution

The fourth proportional to 4,319.30, 6,481.82 and 2,372.87 is: 3,560.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.30 : 6,481.82 = 2,372.87 : x
  2. Step 2: Convert to fraction form
    4,319.30/6,481.82 = 2,372.87/x
  3. Step 3: Cross multiply
    4,319.30x = 6,481.82 × 2,372.87
  4. Step 4: Simplify right side
    4,319.30x = 15,380,489.75
  5. Step 5: Solve for x
    x = 15,380,489.75/4,319.30
  6. Step 6: Final answer
    x = 3,560.88

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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.