Home / 8,227.64-11,354.11-4,450.82

Finding the Fourth Proportional to 8,227.64, 11,354.11 and 4,450.82

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Solution

The fourth proportional to 8,227.64, 11,354.11 and 4,450.82 is: 6,142.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.64 : 11,354.11 = 4,450.82 : x
  2. Step 2: Convert to fraction form
    8,227.64/11,354.11 = 4,450.82/x
  3. Step 3: Cross multiply
    8,227.64x = 11,354.11 × 4,450.82
  4. Step 4: Simplify right side
    8,227.64x = 50,535,031.97
  5. Step 5: Solve for x
    x = 50,535,031.97/8,227.64
  6. Step 6: Final answer
    x = 6,142.10

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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.