Home / 3,799.38-5,243.64-2,227.47

Finding the Fourth Proportional to 3,799.38, 5,243.64 and 2,227.47

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Solution

The fourth proportional to 3,799.38, 5,243.64 and 2,227.47 is: 3,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.38 : 5,243.64 = 2,227.47 : x
  2. Step 2: Convert to fraction form
    3,799.38/5,243.64 = 2,227.47/x
  3. Step 3: Cross multiply
    3,799.38x = 5,243.64 × 2,227.47
  4. Step 4: Simplify right side
    3,799.38x = 11,680,050.79
  5. Step 5: Solve for x
    x = 11,680,050.79/3,799.38
  6. Step 6: Final answer
    x = 3,074.20

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Half scale
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Double scale
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Similar ratio
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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.