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Finding the Fourth Proportional to 2,067.23, 3,101.23 and 834.73

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Solution

The fourth proportional to 2,067.23, 3,101.23 and 834.73 is: 1,252.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067.23 : 3,101.23 = 834.73 : x
  2. Step 2: Convert to fraction form
    2,067.23/3,101.23 = 834.73/x
  3. Step 3: Cross multiply
    2,067.23x = 3,101.23 × 834.73
  4. Step 4: Simplify right side
    2,067.23x = 2,588,689.72
  5. Step 5: Solve for x
    x = 2,588,689.72/2,067.23
  6. Step 6: Final answer
    x = 1,252.25

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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.