Home / 4,012.74-5,538.97-2,757.95

Finding the Fourth Proportional to 4,012.74, 5,538.97 and 2,757.95

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Solution

The fourth proportional to 4,012.74, 5,538.97 and 2,757.95 is: 3,806.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.74 : 5,538.97 = 2,757.95 : x
  2. Step 2: Convert to fraction form
    4,012.74/5,538.97 = 2,757.95/x
  3. Step 3: Cross multiply
    4,012.74x = 5,538.97 × 2,757.95
  4. Step 4: Simplify right side
    4,012.74x = 15,276,188.46
  5. Step 5: Solve for x
    x = 15,276,188.46/4,012.74
  6. Step 6: Final answer
    x = 3,806.92

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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.