Home / 2,678.92-4,010.91-2,432.38

Finding the Fourth Proportional to 2,678.92, 4,010.91 and 2,432.38

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Solution

The fourth proportional to 2,678.92, 4,010.91 and 2,432.38 is: 3,641.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678.92 : 4,010.91 = 2,432.38 : x
  2. Step 2: Convert to fraction form
    2,678.92/4,010.91 = 2,432.38/x
  3. Step 3: Cross multiply
    2,678.92x = 4,010.91 × 2,432.38
  4. Step 4: Simplify right side
    2,678.92x = 9,756,025.05
  5. Step 5: Solve for x
    x = 9,756,025.05/2,678.92
  6. Step 6: Final answer
    x = 3,641.78

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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.