Home / 2,767.38-4,147.65-1,610.70

Finding the Fourth Proportional to 2,767.38, 4,147.65 and 1,610.70

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Solution

The fourth proportional to 2,767.38, 4,147.65 and 1,610.70 is: 2,414.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.38 : 4,147.65 = 1,610.70 : x
  2. Step 2: Convert to fraction form
    2,767.38/4,147.65 = 1,610.70/x
  3. Step 3: Cross multiply
    2,767.38x = 4,147.65 × 1,610.70
  4. Step 4: Simplify right side
    2,767.38x = 6,680,619.86
  5. Step 5: Solve for x
    x = 6,680,619.86/2,767.38
  6. Step 6: Final answer
    x = 2,414.06

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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.