Home / 6,722.17-10,083.48-1,791.82

Finding the Fourth Proportional to 6,722.17, 10,083.48 and 1,791.82

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Solution

The fourth proportional to 6,722.17, 10,083.48 and 1,791.82 is: 2,687.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722.17 : 10,083.48 = 1,791.82 : x
  2. Step 2: Convert to fraction form
    6,722.17/10,083.48 = 1,791.82/x
  3. Step 3: Cross multiply
    6,722.17x = 10,083.48 × 1,791.82
  4. Step 4: Simplify right side
    6,722.17x = 18,067,730.72
  5. Step 5: Solve for x
    x = 18,067,730.72/6,722.17
  6. Step 6: Final answer
    x = 2,687.78

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1.5x scale

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.