Home / 5,241.22-7,863.99-3,861.52

Finding the Fourth Proportional to 5,241.22, 7,863.99 and 3,861.52

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Solution

The fourth proportional to 5,241.22, 7,863.99 and 3,861.52 is: 5,793.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.22 : 7,863.99 = 3,861.52 : x
  2. Step 2: Convert to fraction form
    5,241.22/7,863.99 = 3,861.52/x
  3. Step 3: Cross multiply
    5,241.22x = 7,863.99 × 3,861.52
  4. Step 4: Simplify right side
    5,241.22x = 30,366,954.66
  5. Step 5: Solve for x
    x = 30,366,954.66/5,241.22
  6. Step 6: Final answer
    x = 5,793.87

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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.