Home / 8,134.13-12,192.97-3,201.84

Finding the Fourth Proportional to 8,134.13, 12,192.97 and 3,201.84

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Solution

The fourth proportional to 8,134.13, 12,192.97 and 3,201.84 is: 4,799.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134.13 : 12,192.97 = 3,201.84 : x
  2. Step 2: Convert to fraction form
    8,134.13/12,192.97 = 3,201.84/x
  3. Step 3: Cross multiply
    8,134.13x = 12,192.97 × 3,201.84
  4. Step 4: Simplify right side
    8,134.13x = 39,039,923.06
  5. Step 5: Solve for x
    x = 39,039,923.06/8,134.13
  6. Step 6: Final answer
    x = 4,799.52

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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.