Home / 2,508.38-3,763.56-1,815.92

Finding the Fourth Proportional to 2,508.38, 3,763.56 and 1,815.92

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Solution

The fourth proportional to 2,508.38, 3,763.56 and 1,815.92 is: 2,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508.38 : 3,763.56 = 1,815.92 : x
  2. Step 2: Convert to fraction form
    2,508.38/3,763.56 = 1,815.92/x
  3. Step 3: Cross multiply
    2,508.38x = 3,763.56 × 1,815.92
  4. Step 4: Simplify right side
    2,508.38x = 6,834,323.88
  5. Step 5: Solve for x
    x = 6,834,323.88/2,508.38
  6. Step 6: Final answer
    x = 2,724.60

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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.