Home / 8,538.58-12,809.24-3,273.38

Finding the Fourth Proportional to 8,538.58, 12,809.24 and 3,273.38

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Solution

The fourth proportional to 8,538.58, 12,809.24 and 3,273.38 is: 4,910.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538.58 : 12,809.24 = 3,273.38 : x
  2. Step 2: Convert to fraction form
    8,538.58/12,809.24 = 3,273.38/x
  3. Step 3: Cross multiply
    8,538.58x = 12,809.24 × 3,273.38
  4. Step 4: Simplify right side
    8,538.58x = 41,929,489.93
  5. Step 5: Solve for x
    x = 41,929,489.93/8,538.58
  6. Step 6: Final answer
    x = 4,910.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.