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Finding the Fourth Proportional to 6,627.70, 9,942.27 and 2,469.70

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Solution

The fourth proportional to 6,627.70, 9,942.27 and 2,469.70 is: 3,704.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627.70 : 9,942.27 = 2,469.70 : x
  2. Step 2: Convert to fraction form
    6,627.70/9,942.27 = 2,469.70/x
  3. Step 3: Cross multiply
    6,627.70x = 9,942.27 × 2,469.70
  4. Step 4: Simplify right side
    6,627.70x = 24,554,424.22
  5. Step 5: Solve for x
    x = 24,554,424.22/6,627.70
  6. Step 6: Final answer
    x = 3,704.82

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1.5x scale

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.