Home / 6,951.77-10,426.39-2,791.61

Finding the Fourth Proportional to 6,951.77, 10,426.39 and 2,791.61

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Solution

The fourth proportional to 6,951.77, 10,426.39 and 2,791.61 is: 4,186.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,951.77 : 10,426.39 = 2,791.61 : x
  2. Step 2: Convert to fraction form
    6,951.77/10,426.39 = 2,791.61/x
  3. Step 3: Cross multiply
    6,951.77x = 10,426.39 × 2,791.61
  4. Step 4: Simplify right side
    6,951.77x = 29,106,414.59
  5. Step 5: Solve for x
    x = 29,106,414.59/6,951.77
  6. Step 6: Final answer
    x = 4,186.91

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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.