Home / 8,780.01-13,162.20-3,232.04

Finding the Fourth Proportional to 8,780.01, 13,162.20 and 3,232.04

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Solution

The fourth proportional to 8,780.01, 13,162.20 and 3,232.04 is: 4,845.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,780.01 : 13,162.20 = 3,232.04 : x
  2. Step 2: Convert to fraction form
    8,780.01/13,162.20 = 3,232.04/x
  3. Step 3: Cross multiply
    8,780.01x = 13,162.20 × 3,232.04
  4. Step 4: Simplify right side
    8,780.01x = 42,540,691.08
  5. Step 5: Solve for x
    x = 42,540,691.08/8,780.01
  6. Step 6: Final answer
    x = 4,845.18

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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.