Home / 3,650.26-5,469.80-2,721.46

Finding the Fourth Proportional to 3,650.26, 5,469.80 and 2,721.46

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Solution

The fourth proportional to 3,650.26, 5,469.80 and 2,721.46 is: 4,078.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.26 : 5,469.80 = 2,721.46 : x
  2. Step 2: Convert to fraction form
    3,650.26/5,469.80 = 2,721.46/x
  3. Step 3: Cross multiply
    3,650.26x = 5,469.80 × 2,721.46
  4. Step 4: Simplify right side
    3,650.26x = 14,885,841.91
  5. Step 5: Solve for x
    x = 14,885,841.91/3,650.26
  6. Step 6: Final answer
    x = 4,078.02

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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.