Home / 3,103.24-4,654.44-1,255.36

Finding the Fourth Proportional to 3,103.24, 4,654.44 and 1,255.36

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Solution

The fourth proportional to 3,103.24, 4,654.44 and 1,255.36 is: 1,882.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.24 : 4,654.44 = 1,255.36 : x
  2. Step 2: Convert to fraction form
    3,103.24/4,654.44 = 1,255.36/x
  3. Step 3: Cross multiply
    3,103.24x = 4,654.44 × 1,255.36
  4. Step 4: Simplify right side
    3,103.24x = 5,842,997.80
  5. Step 5: Solve for x
    x = 5,842,997.80/3,103.24
  6. Step 6: Final answer
    x = 1,882.87

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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.