Home / 2,834.14-4,251.24-754.13

Finding the Fourth Proportional to 2,834.14, 4,251.24 and 754.13

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Solution

The fourth proportional to 2,834.14, 4,251.24 and 754.13 is: 1,131.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.14 : 4,251.24 = 754.13 : x
  2. Step 2: Convert to fraction form
    2,834.14/4,251.24 = 754.13/x
  3. Step 3: Cross multiply
    2,834.14x = 4,251.24 × 754.13
  4. Step 4: Simplify right side
    2,834.14x = 3,205,985.03
  5. Step 5: Solve for x
    x = 3,205,985.03/2,834.14
  6. Step 6: Final answer
    x = 1,131.20

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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.