Home / 8,549.12-12,829.44-3,002.52

Finding the Fourth Proportional to 8,549.12, 12,829.44 and 3,002.52

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Solution

The fourth proportional to 8,549.12, 12,829.44 and 3,002.52 is: 4,505.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549.12 : 12,829.44 = 3,002.52 : x
  2. Step 2: Convert to fraction form
    8,549.12/12,829.44 = 3,002.52/x
  3. Step 3: Cross multiply
    8,549.12x = 12,829.44 × 3,002.52
  4. Step 4: Simplify right side
    8,549.12x = 38,520,650.19
  5. Step 5: Solve for x
    x = 38,520,650.19/8,549.12
  6. Step 6: Final answer
    x = 4,505.80

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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.