Home / 8,766.76-13,158.54-5,486.44

Finding the Fourth Proportional to 8,766.76, 13,158.54 and 5,486.44

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Solution

The fourth proportional to 8,766.76, 13,158.54 and 5,486.44 is: 8,234.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.76 : 13,158.54 = 5,486.44 : x
  2. Step 2: Convert to fraction form
    8,766.76/13,158.54 = 5,486.44/x
  3. Step 3: Cross multiply
    8,766.76x = 13,158.54 × 5,486.44
  4. Step 4: Simplify right side
    8,766.76x = 72,193,540.20
  5. Step 5: Solve for x
    x = 72,193,540.20/8,766.76
  6. Step 6: Final answer
    x = 8,234.92

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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.