Home / 5,431.38-7,496.94-3,193.38

Finding the Fourth Proportional to 5,431.38, 7,496.94 and 3,193.38

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Solution

The fourth proportional to 5,431.38, 7,496.94 and 3,193.38 is: 4,407.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431.38 : 7,496.94 = 3,193.38 : x
  2. Step 2: Convert to fraction form
    5,431.38/7,496.94 = 3,193.38/x
  3. Step 3: Cross multiply
    5,431.38x = 7,496.94 × 3,193.38
  4. Step 4: Simplify right side
    5,431.38x = 23,940,578.26
  5. Step 5: Solve for x
    x = 23,940,578.26/5,431.38
  6. Step 6: Final answer
    x = 4,407.83

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