Home / 8,227.72-11,354.30-4,450.88

Finding the Fourth Proportional to 8,227.72, 11,354.30 and 4,450.88

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Solution

The fourth proportional to 8,227.72, 11,354.30 and 4,450.88 is: 6,142.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.72 : 11,354.30 = 4,450.88 : x
  2. Step 2: Convert to fraction form
    8,227.72/11,354.30 = 4,450.88/x
  3. Step 3: Cross multiply
    8,227.72x = 11,354.30 × 4,450.88
  4. Step 4: Simplify right side
    8,227.72x = 50,536,626.78
  5. Step 5: Solve for x
    x = 50,536,626.78/8,227.72
  6. Step 6: Final answer
    x = 6,142.24

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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.