Home / 4,425.80-6,100.92-3,638.48

Finding the Fourth Proportional to 4,425.80, 6,100.92 and 3,638.48

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Solution

The fourth proportional to 4,425.80, 6,100.92 and 3,638.48 is: 5,015.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,425.80 : 6,100.92 = 3,638.48 : x
  2. Step 2: Convert to fraction form
    4,425.80/6,100.92 = 3,638.48/x
  3. Step 3: Cross multiply
    4,425.80x = 6,100.92 × 3,638.48
  4. Step 4: Simplify right side
    4,425.80x = 22,198,044.90
  5. Step 5: Solve for x
    x = 22,198,044.90/4,425.80
  6. Step 6: Final answer
    x = 5,015.61

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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.