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Finding the Fourth Proportional to 6,604.22, 9,114.11 and 3,951.12

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Solution

The fourth proportional to 6,604.22, 9,114.11 and 3,951.12 is: 5,452.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.22 : 9,114.11 = 3,951.12 : x
  2. Step 2: Convert to fraction form
    6,604.22/9,114.11 = 3,951.12/x
  3. Step 3: Cross multiply
    6,604.22x = 9,114.11 × 3,951.12
  4. Step 4: Simplify right side
    6,604.22x = 36,010,942.30
  5. Step 5: Solve for x
    x = 36,010,942.30/6,604.22
  6. Step 6: Final answer
    x = 5,452.72

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.