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Finding the Fourth Proportional to 3,996.92, 5,998.52 and 2,772.95

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Solution

The fourth proportional to 3,996.92, 5,998.52 and 2,772.95 is: 4,161.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.92 : 5,998.52 = 2,772.95 : x
  2. Step 2: Convert to fraction form
    3,996.92/5,998.52 = 2,772.95/x
  3. Step 3: Cross multiply
    3,996.92x = 5,998.52 × 2,772.95
  4. Step 4: Simplify right side
    3,996.92x = 16,633,572.97
  5. Step 5: Solve for x
    x = 16,633,572.97/3,996.92
  6. Step 6: Final answer
    x = 4,161.60

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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.