Home / 5,229.82-7,214.43-4,236.22

Finding the Fourth Proportional to 5,229.82, 7,214.43 and 4,236.22

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Solution

The fourth proportional to 5,229.82, 7,214.43 and 4,236.22 is: 5,843.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229.82 : 7,214.43 = 4,236.22 : x
  2. Step 2: Convert to fraction form
    5,229.82/7,214.43 = 4,236.22/x
  3. Step 3: Cross multiply
    5,229.82x = 7,214.43 × 4,236.22
  4. Step 4: Simplify right side
    5,229.82x = 30,561,912.65
  5. Step 5: Solve for x
    x = 30,561,912.65/5,229.82
  6. Step 6: Final answer
    x = 5,843.78

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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.