Home / 2,545.43-3,512.91-1,469.05

Finding the Fourth Proportional to 2,545.43, 3,512.91 and 1,469.05

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Solution

The fourth proportional to 2,545.43, 3,512.91 and 1,469.05 is: 2,027.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.43 : 3,512.91 = 1,469.05 : x
  2. Step 2: Convert to fraction form
    2,545.43/3,512.91 = 1,469.05/x
  3. Step 3: Cross multiply
    2,545.43x = 3,512.91 × 1,469.05
  4. Step 4: Simplify right side
    2,545.43x = 5,160,640.44
  5. Step 5: Solve for x
    x = 5,160,640.44/2,545.43
  6. Step 6: Final answer
    x = 2,027.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.