Home / 8,227.76-11,354.20-4,691.03

Finding the Fourth Proportional to 8,227.76, 11,354.20 and 4,691.03

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Solution

The fourth proportional to 8,227.76, 11,354.20 and 4,691.03 is: 6,473.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.76 : 11,354.20 = 4,691.03 : x
  2. Step 2: Convert to fraction form
    8,227.76/11,354.20 = 4,691.03/x
  3. Step 3: Cross multiply
    8,227.76x = 11,354.20 × 4,691.03
  4. Step 4: Simplify right side
    8,227.76x = 53,262,892.83
  5. Step 5: Solve for x
    x = 53,262,892.83/8,227.76
  6. Step 6: Final answer
    x = 6,473.56

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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.