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Finding the Fourth Proportional to 3,229.93, 4,844.99 and 1,149.90

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Solution

The fourth proportional to 3,229.93, 4,844.99 and 1,149.90 is: 1,724.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.93 : 4,844.99 = 1,149.90 : x
  2. Step 2: Convert to fraction form
    3,229.93/4,844.99 = 1,149.90/x
  3. Step 3: Cross multiply
    3,229.93x = 4,844.99 × 1,149.90
  4. Step 4: Simplify right side
    3,229.93x = 5,571,254.00
  5. Step 5: Solve for x
    x = 5,571,254.00/3,229.93
  6. Step 6: Final answer
    x = 1,724.88

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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.