Home / 8,323.25-12,469.82-5,201.75

Finding the Fourth Proportional to 8,323.25, 12,469.82 and 5,201.75

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Solution

The fourth proportional to 8,323.25, 12,469.82 and 5,201.75 is: 7,793.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323.25 : 12,469.82 = 5,201.75 : x
  2. Step 2: Convert to fraction form
    8,323.25/12,469.82 = 5,201.75/x
  3. Step 3: Cross multiply
    8,323.25x = 12,469.82 × 5,201.75
  4. Step 4: Simplify right side
    8,323.25x = 64,864,886.19
  5. Step 5: Solve for x
    x = 64,864,886.19/8,323.25
  6. Step 6: Final answer
    x = 7,793.22

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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.