Home / 8,192.25-12,286.82-2,644.26

Finding the Fourth Proportional to 8,192.25, 12,286.82 and 2,644.26

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Solution

The fourth proportional to 8,192.25, 12,286.82 and 2,644.26 is: 3,965.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192.25 : 12,286.82 = 2,644.26 : x
  2. Step 2: Convert to fraction form
    8,192.25/12,286.82 = 2,644.26/x
  3. Step 3: Cross multiply
    8,192.25x = 12,286.82 × 2,644.26
  4. Step 4: Simplify right side
    8,192.25x = 32,489,533.43
  5. Step 5: Solve for x
    x = 32,489,533.43/8,192.25
  6. Step 6: Final answer
    x = 3,965.89

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1.5x scale

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.