Home / 2,324.27-3,486.33-680.85

Finding the Fourth Proportional to 2,324.27, 3,486.33 and 680.85

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Solution

The fourth proportional to 2,324.27, 3,486.33 and 680.85 is: 1,021.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,324.27 : 3,486.33 = 680.85 : x
  2. Step 2: Convert to fraction form
    2,324.27/3,486.33 = 680.85/x
  3. Step 3: Cross multiply
    2,324.27x = 3,486.33 × 680.85
  4. Step 4: Simplify right side
    2,324.27x = 2,373,667.78
  5. Step 5: Solve for x
    x = 2,373,667.78/2,324.27
  6. Step 6: Final answer
    x = 1,021.25

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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.