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Finding the Fourth Proportional to 3,269.97, 4,906.44 and 2,993.12

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Solution

The fourth proportional to 3,269.97, 4,906.44 and 2,993.12 is: 4,491.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.97 : 4,906.44 = 2,993.12 : x
  2. Step 2: Convert to fraction form
    3,269.97/4,906.44 = 2,993.12/x
  3. Step 3: Cross multiply
    3,269.97x = 4,906.44 × 2,993.12
  4. Step 4: Simplify right side
    3,269.97x = 14,685,557.56
  5. Step 5: Solve for x
    x = 14,685,557.56/3,269.97
  6. Step 6: Final answer
    x = 4,491.04

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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.