Home / 2,747.52-4,091.21-2,708.24

Finding the Fourth Proportional to 2,747.52, 4,091.21 and 2,708.24

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Solution

The fourth proportional to 2,747.52, 4,091.21 and 2,708.24 is: 4,032.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.52 : 4,091.21 = 2,708.24 : x
  2. Step 2: Convert to fraction form
    2,747.52/4,091.21 = 2,708.24/x
  3. Step 3: Cross multiply
    2,747.52x = 4,091.21 × 2,708.24
  4. Step 4: Simplify right side
    2,747.52x = 11,079,954.73
  5. Step 5: Solve for x
    x = 11,079,954.73/2,747.52
  6. Step 6: Final answer
    x = 4,032.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.