Home / 5,006.60-6,906.66-3,239.72

Finding the Fourth Proportional to 5,006.60, 6,906.66 and 3,239.72

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Solution

The fourth proportional to 5,006.60, 6,906.66 and 3,239.72 is: 4,469.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.60 : 6,906.66 = 3,239.72 : x
  2. Step 2: Convert to fraction form
    5,006.60/6,906.66 = 3,239.72/x
  3. Step 3: Cross multiply
    5,006.60x = 6,906.66 × 3,239.72
  4. Step 4: Simplify right side
    5,006.60x = 22,375,644.54
  5. Step 5: Solve for x
    x = 22,375,644.54/5,006.60
  6. Step 6: Final answer
    x = 4,469.23

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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.