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Finding the Fourth Proportional to 3,294.41, 4,939.03 and 1,650.13

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Solution

The fourth proportional to 3,294.41, 4,939.03 and 1,650.13 is: 2,473.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.41 : 4,939.03 = 1,650.13 : x
  2. Step 2: Convert to fraction form
    3,294.41/4,939.03 = 1,650.13/x
  3. Step 3: Cross multiply
    3,294.41x = 4,939.03 × 1,650.13
  4. Step 4: Simplify right side
    3,294.41x = 8,150,041.57
  5. Step 5: Solve for x
    x = 8,150,041.57/3,294.41
  6. Step 6: Final answer
    x = 2,473.90

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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.