Home / 8,036.10-12,049.68-2,487.90

Finding the Fourth Proportional to 8,036.10, 12,049.68 and 2,487.90

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Solution

The fourth proportional to 8,036.10, 12,049.68 and 2,487.90 is: 3,730.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,036.10 : 12,049.68 = 2,487.90 : x
  2. Step 2: Convert to fraction form
    8,036.10/12,049.68 = 2,487.90/x
  3. Step 3: Cross multiply
    8,036.10x = 12,049.68 × 2,487.90
  4. Step 4: Simplify right side
    8,036.10x = 29,978,398.87
  5. Step 5: Solve for x
    x = 29,978,398.87/8,036.10
  6. Step 6: Final answer
    x = 3,730.47

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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.