Home / 8,227.92-11,354.48-4,451.09

Finding the Fourth Proportional to 8,227.92, 11,354.48 and 4,451.09

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Solution

The fourth proportional to 8,227.92, 11,354.48 and 4,451.09 is: 6,142.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.92 : 11,354.48 = 4,451.09 : x
  2. Step 2: Convert to fraction form
    8,227.92/11,354.48 = 4,451.09/x
  3. Step 3: Cross multiply
    8,227.92x = 11,354.48 × 4,451.09
  4. Step 4: Simplify right side
    8,227.92x = 50,539,733.36
  5. Step 5: Solve for x
    x = 50,539,733.36/8,227.92
  6. Step 6: Final answer
    x = 6,142.47

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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.