Home / 3,791.06-5,687.39-2,866.98

Finding the Fourth Proportional to 3,791.06, 5,687.39 and 2,866.98

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Solution

The fourth proportional to 3,791.06, 5,687.39 and 2,866.98 is: 4,301.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.06 : 5,687.39 = 2,866.98 : x
  2. Step 2: Convert to fraction form
    3,791.06/5,687.39 = 2,866.98/x
  3. Step 3: Cross multiply
    3,791.06x = 5,687.39 × 2,866.98
  4. Step 4: Simplify right side
    3,791.06x = 16,305,640.55
  5. Step 5: Solve for x
    x = 16,305,640.55/3,791.06
  6. Step 6: Final answer
    x = 4,301.08

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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.