Home / 2,511.38-3,766.84-1,694.90

Finding the Fourth Proportional to 2,511.38, 3,766.84 and 1,694.90

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Solution

The fourth proportional to 2,511.38, 3,766.84 and 1,694.90 is: 2,542.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.38 : 3,766.84 = 1,694.90 : x
  2. Step 2: Convert to fraction form
    2,511.38/3,766.84 = 1,694.90/x
  3. Step 3: Cross multiply
    2,511.38x = 3,766.84 × 1,694.90
  4. Step 4: Simplify right side
    2,511.38x = 6,384,422.30
  5. Step 5: Solve for x
    x = 6,384,422.30/2,511.38
  6. Step 6: Final answer
    x = 2,542.19

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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.