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Finding the Fourth Proportional to 6,604.50, 9,906.48 and 3,829.18

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Solution

The fourth proportional to 6,604.50, 9,906.48 and 3,829.18 is: 5,743.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.50 : 9,906.48 = 3,829.18 : x
  2. Step 2: Convert to fraction form
    6,604.50/9,906.48 = 3,829.18/x
  3. Step 3: Cross multiply
    6,604.50x = 9,906.48 × 3,829.18
  4. Step 4: Simplify right side
    6,604.50x = 37,933,695.09
  5. Step 5: Solve for x
    x = 37,933,695.09/6,604.50
  6. Step 6: Final answer
    x = 5,743.61

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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.