Home / 6,550.38-9,042.62-4,193.88

Finding the Fourth Proportional to 6,550.38, 9,042.62 and 4,193.88

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Solution

The fourth proportional to 6,550.38, 9,042.62 and 4,193.88 is: 5,789.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,550.38 : 9,042.62 = 4,193.88 : x
  2. Step 2: Convert to fraction form
    6,550.38/9,042.62 = 4,193.88/x
  3. Step 3: Cross multiply
    6,550.38x = 9,042.62 × 4,193.88
  4. Step 4: Simplify right side
    6,550.38x = 37,923,663.17
  5. Step 5: Solve for x
    x = 37,923,663.17/6,550.38
  6. Step 6: Final answer
    x = 5,789.54

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.