Home / 4,099.38-6,149.05-1,177.68

Finding the Fourth Proportional to 4,099.38, 6,149.05 and 1,177.68

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Solution

The fourth proportional to 4,099.38, 6,149.05 and 1,177.68 is: 1,766.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.38 : 6,149.05 = 1,177.68 : x
  2. Step 2: Convert to fraction form
    4,099.38/6,149.05 = 1,177.68/x
  3. Step 3: Cross multiply
    4,099.38x = 6,149.05 × 1,177.68
  4. Step 4: Simplify right side
    4,099.38x = 7,241,613.20
  5. Step 5: Solve for x
    x = 7,241,613.20/4,099.38
  6. Step 6: Final answer
    x = 1,766.51

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