Home / 8,330.60-12,498.12-2,487.26

Finding the Fourth Proportional to 8,330.60, 12,498.12 and 2,487.26

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Solution

The fourth proportional to 8,330.60, 12,498.12 and 2,487.26 is: 3,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.60 : 12,498.12 = 2,487.26 : x
  2. Step 2: Convert to fraction form
    8,330.60/12,498.12 = 2,487.26/x
  3. Step 3: Cross multiply
    8,330.60x = 12,498.12 × 2,487.26
  4. Step 4: Simplify right side
    8,330.60x = 31,086,073.95
  5. Step 5: Solve for x
    x = 31,086,073.95/8,330.60
  6. Step 6: Final answer
    x = 3,731.55

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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.