Home / 3,694.80-5,542.18-1,229.56

Finding the Fourth Proportional to 3,694.80, 5,542.18 and 1,229.56

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Solution

The fourth proportional to 3,694.80, 5,542.18 and 1,229.56 is: 1,844.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694.80 : 5,542.18 = 1,229.56 : x
  2. Step 2: Convert to fraction form
    3,694.80/5,542.18 = 1,229.56/x
  3. Step 3: Cross multiply
    3,694.80x = 5,542.18 × 1,229.56
  4. Step 4: Simplify right side
    3,694.80x = 6,814,442.84
  5. Step 5: Solve for x
    x = 6,814,442.84/3,694.80
  6. Step 6: Final answer
    x = 1,844.33

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1.5x scale

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.