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Finding the Fourth Proportional to 6,636.68, 9,949.26 and 4,902.92

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Solution

The fourth proportional to 6,636.68, 9,949.26 and 4,902.92 is: 7,350.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.68 : 9,949.26 = 4,902.92 : x
  2. Step 2: Convert to fraction form
    6,636.68/9,949.26 = 4,902.92/x
  3. Step 3: Cross multiply
    6,636.68x = 9,949.26 × 4,902.92
  4. Step 4: Simplify right side
    6,636.68x = 48,780,425.84
  5. Step 5: Solve for x
    x = 48,780,425.84/6,636.68
  6. Step 6: Final answer
    x = 7,350.12

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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.