Home / 3,640.26-5,454.80-2,711.46

Finding the Fourth Proportional to 3,640.26, 5,454.80 and 2,711.46

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Solution

The fourth proportional to 3,640.26, 5,454.80 and 2,711.46 is: 4,063.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640.26 : 5,454.80 = 2,711.46 : x
  2. Step 2: Convert to fraction form
    3,640.26/5,454.80 = 2,711.46/x
  3. Step 3: Cross multiply
    3,640.26x = 5,454.80 × 2,711.46
  4. Step 4: Simplify right side
    3,640.26x = 14,790,472.01
  5. Step 5: Solve for x
    x = 14,790,472.01/3,640.26
  6. Step 6: Final answer
    x = 4,063.03

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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.