Home / 5,129.38-7,694.07-1,233.79

Finding the Fourth Proportional to 5,129.38, 7,694.07 and 1,233.79

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Solution

The fourth proportional to 5,129.38, 7,694.07 and 1,233.79 is: 1,850.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,129.38 : 7,694.07 = 1,233.79 : x
  2. Step 2: Convert to fraction form
    5,129.38/7,694.07 = 1,233.79/x
  3. Step 3: Cross multiply
    5,129.38x = 7,694.07 × 1,233.79
  4. Step 4: Simplify right side
    5,129.38x = 9,492,847.39
  5. Step 5: Solve for x
    x = 9,492,847.39/5,129.38
  6. Step 6: Final answer
    x = 1,850.68

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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.