Home / 3,229.36-4,842.61-1,149.31

Finding the Fourth Proportional to 3,229.36, 4,842.61 and 1,149.31

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Solution

The fourth proportional to 3,229.36, 4,842.61 and 1,149.31 is: 1,723.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.36 : 4,842.61 = 1,149.31 : x
  2. Step 2: Convert to fraction form
    3,229.36/4,842.61 = 1,149.31/x
  3. Step 3: Cross multiply
    3,229.36x = 4,842.61 × 1,149.31
  4. Step 4: Simplify right side
    3,229.36x = 5,565,680.13
  5. Step 5: Solve for x
    x = 5,565,680.13/3,229.36
  6. Step 6: Final answer
    x = 1,723.46

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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.