Home / 2,032.38-3,046.08-861.93

Finding the Fourth Proportional to 2,032.38, 3,046.08 and 861.93

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Solution

The fourth proportional to 2,032.38, 3,046.08 and 861.93 is: 1,291.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,032.38 : 3,046.08 = 861.93 : x
  2. Step 2: Convert to fraction form
    2,032.38/3,046.08 = 861.93/x
  3. Step 3: Cross multiply
    2,032.38x = 3,046.08 × 861.93
  4. Step 4: Simplify right side
    2,032.38x = 2,625,507.73
  5. Step 5: Solve for x
    x = 2,625,507.73/2,032.38
  6. Step 6: Final answer
    x = 1,291.84

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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.