Home / 3,229.22-4,842.45-1,227.57

Finding the Fourth Proportional to 3,229.22, 4,842.45 and 1,227.57

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Solution

The fourth proportional to 3,229.22, 4,842.45 and 1,227.57 is: 1,840.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.22 : 4,842.45 = 1,227.57 : x
  2. Step 2: Convert to fraction form
    3,229.22/4,842.45 = 1,227.57/x
  3. Step 3: Cross multiply
    3,229.22x = 4,842.45 × 1,227.57
  4. Step 4: Simplify right side
    3,229.22x = 5,944,456.77
  5. Step 5: Solve for x
    x = 5,944,456.77/3,229.22
  6. Step 6: Final answer
    x = 1,840.83

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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.