Home / 2,545.43-3,818.12-1,512.59

Finding the Fourth Proportional to 2,545.43, 3,818.12 and 1,512.59

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Solution

The fourth proportional to 2,545.43, 3,818.12 and 1,512.59 is: 2,268.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.43 : 3,818.12 = 1,512.59 : x
  2. Step 2: Convert to fraction form
    2,545.43/3,818.12 = 1,512.59/x
  3. Step 3: Cross multiply
    2,545.43x = 3,818.12 × 1,512.59
  4. Step 4: Simplify right side
    2,545.43x = 5,775,250.13
  5. Step 5: Solve for x
    x = 5,775,250.13/2,545.43
  6. Step 6: Final answer
    x = 2,268.87

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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.