Home / 2,027.26-3,042.11-728.83

Finding the Fourth Proportional to 2,027.26, 3,042.11 and 728.83

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Solution

The fourth proportional to 2,027.26, 3,042.11 and 728.83 is: 1,093.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.26 : 3,042.11 = 728.83 : x
  2. Step 2: Convert to fraction form
    2,027.26/3,042.11 = 728.83/x
  3. Step 3: Cross multiply
    2,027.26x = 3,042.11 × 728.83
  4. Step 4: Simplify right side
    2,027.26x = 2,217,177.39
  5. Step 5: Solve for x
    x = 2,217,177.39/2,027.26
  6. Step 6: Final answer
    x = 1,093.68

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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.