Home / 2,743.56-4,115.40-1,204.56

Finding the Fourth Proportional to 2,743.56, 4,115.40 and 1,204.56

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Solution

The fourth proportional to 2,743.56, 4,115.40 and 1,204.56 is: 1,806.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.56 : 4,115.40 = 1,204.56 : x
  2. Step 2: Convert to fraction form
    2,743.56/4,115.40 = 1,204.56/x
  3. Step 3: Cross multiply
    2,743.56x = 4,115.40 × 1,204.56
  4. Step 4: Simplify right side
    2,743.56x = 4,957,246.22
  5. Step 5: Solve for x
    x = 4,957,246.22/2,743.56
  6. Step 6: Final answer
    x = 1,806.87

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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.