Home / 11,791.38-16,274.41-6,758.97

Finding the Fourth Proportional to 11,791.38, 16,274.41 and 6,758.97

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Solution

The fourth proportional to 11,791.38, 16,274.41 and 6,758.97 is: 9,328.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,791.38 : 16,274.41 = 6,758.97 : x
  2. Step 2: Convert to fraction form
    11,791.38/16,274.41 = 6,758.97/x
  3. Step 3: Cross multiply
    11,791.38x = 16,274.41 × 6,758.97
  4. Step 4: Simplify right side
    11,791.38x = 109,998,167.59
  5. Step 5: Solve for x
    x = 109,998,167.59/11,791.38
  6. Step 6: Final answer
    x = 9,328.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.