Home / 5,103.68-7,651.80-2,508.44

Finding the Fourth Proportional to 5,103.68, 7,651.80 and 2,508.44

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Solution

The fourth proportional to 5,103.68, 7,651.80 and 2,508.44 is: 3,760.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103.68 : 7,651.80 = 2,508.44 : x
  2. Step 2: Convert to fraction form
    5,103.68/7,651.80 = 2,508.44/x
  3. Step 3: Cross multiply
    5,103.68x = 7,651.80 × 2,508.44
  4. Step 4: Simplify right side
    5,103.68x = 19,194,081.19
  5. Step 5: Solve for x
    x = 19,194,081.19/5,103.68
  6. Step 6: Final answer
    x = 3,760.83

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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.