Home / 3,946.38-5,919.57-1,999.14

Finding the Fourth Proportional to 3,946.38, 5,919.57 and 1,999.14

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Solution

The fourth proportional to 3,946.38, 5,919.57 and 1,999.14 is: 2,998.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.38 : 5,919.57 = 1,999.14 : x
  2. Step 2: Convert to fraction form
    3,946.38/5,919.57 = 1,999.14/x
  3. Step 3: Cross multiply
    3,946.38x = 5,919.57 × 1,999.14
  4. Step 4: Simplify right side
    3,946.38x = 11,834,049.17
  5. Step 5: Solve for x
    x = 11,834,049.17/3,946.38
  6. Step 6: Final answer
    x = 2,998.71

Related Problems

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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.