Home / 3,995.87-5,514.10-2,227.14

Finding the Fourth Proportional to 3,995.87, 5,514.10 and 2,227.14

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Solution

The fourth proportional to 3,995.87, 5,514.10 and 2,227.14 is: 3,073.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.87 : 5,514.10 = 2,227.14 : x
  2. Step 2: Convert to fraction form
    3,995.87/5,514.10 = 2,227.14/x
  3. Step 3: Cross multiply
    3,995.87x = 5,514.10 × 2,227.14
  4. Step 4: Simplify right side
    3,995.87x = 12,280,667.11
  5. Step 5: Solve for x
    x = 12,280,667.11/3,995.87
  6. Step 6: Final answer
    x = 3,073.34

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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.