Home / 6,116.11-9,174.38-2,167.78

Finding the Fourth Proportional to 6,116.11, 9,174.38 and 2,167.78

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Solution

The fourth proportional to 6,116.11, 9,174.38 and 2,167.78 is: 3,251.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,116.11 : 9,174.38 = 2,167.78 : x
  2. Step 2: Convert to fraction form
    6,116.11/9,174.38 = 2,167.78/x
  3. Step 3: Cross multiply
    6,116.11x = 9,174.38 × 2,167.78
  4. Step 4: Simplify right side
    6,116.11x = 19,888,037.48
  5. Step 5: Solve for x
    x = 19,888,037.48/6,116.11
  6. Step 6: Final answer
    x = 3,251.75

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.