Home / 3,227.58-4,454.09-2,107.85

Finding the Fourth Proportional to 3,227.58, 4,454.09 and 2,107.85

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Solution

The fourth proportional to 3,227.58, 4,454.09 and 2,107.85 is: 2,908.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.58 : 4,454.09 = 2,107.85 : x
  2. Step 2: Convert to fraction form
    3,227.58/4,454.09 = 2,107.85/x
  3. Step 3: Cross multiply
    3,227.58x = 4,454.09 × 2,107.85
  4. Step 4: Simplify right side
    3,227.58x = 9,388,520.80
  5. Step 5: Solve for x
    x = 9,388,520.80/3,227.58
  6. Step 6: Final answer
    x = 2,908.84

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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.