Home / 3,227.63-4,450.05-2,748.62

Finding the Fourth Proportional to 3,227.63, 4,450.05 and 2,748.62

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Solution

The fourth proportional to 3,227.63, 4,450.05 and 2,748.62 is: 3,789.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.63 : 4,450.05 = 2,748.62 : x
  2. Step 2: Convert to fraction form
    3,227.63/4,450.05 = 2,748.62/x
  3. Step 3: Cross multiply
    3,227.63x = 4,450.05 × 2,748.62
  4. Step 4: Simplify right side
    3,227.63x = 12,231,496.43
  5. Step 5: Solve for x
    x = 12,231,496.43/3,227.63
  6. Step 6: Final answer
    x = 3,789.62

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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.