Home / 3,815.27-5,722.92-1,350.12

Finding the Fourth Proportional to 3,815.27, 5,722.92 and 1,350.12

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Solution

The fourth proportional to 3,815.27, 5,722.92 and 1,350.12 is: 2,025.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.27 : 5,722.92 = 1,350.12 : x
  2. Step 2: Convert to fraction form
    3,815.27/5,722.92 = 1,350.12/x
  3. Step 3: Cross multiply
    3,815.27x = 5,722.92 × 1,350.12
  4. Step 4: Simplify right side
    3,815.27x = 7,726,628.75
  5. Step 5: Solve for x
    x = 7,726,628.75/3,815.27
  6. Step 6: Final answer
    x = 2,025.19

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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.