Home / 3,764.68-5,195.87-2,272.82

Finding the Fourth Proportional to 3,764.68, 5,195.87 and 2,272.82

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Solution

The fourth proportional to 3,764.68, 5,195.87 and 2,272.82 is: 3,136.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,764.68 : 5,195.87 = 2,272.82 : x
  2. Step 2: Convert to fraction form
    3,764.68/5,195.87 = 2,272.82/x
  3. Step 3: Cross multiply
    3,764.68x = 5,195.87 × 2,272.82
  4. Step 4: Simplify right side
    3,764.68x = 11,809,277.25
  5. Step 5: Solve for x
    x = 11,809,277.25/3,764.68
  6. Step 6: Final answer
    x = 3,136.86

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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.