Home / 10,140.76-15,217.96-3,567

Finding the Fourth Proportional to 10,140.76, 15,217.96 and 3,567

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Solution

The fourth proportional to 10,140.76, 15,217.96 and 3,567 is: 5,352.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,140.76 : 15,217.96 = 3,567 : x
  2. Step 2: Convert to fraction form
    10,140.76/15,217.96 = 3,567/x
  3. Step 3: Cross multiply
    10,140.76x = 15,217.96 × 3,567
  4. Step 4: Simplify right side
    10,140.76x = 54,282,463.32
  5. Step 5: Solve for x
    x = 54,282,463.32/10,140.76
  6. Step 6: Final answer
    x = 5,352.90

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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.