Home / 8,060.42-12,086.75-3,379.18

Finding the Fourth Proportional to 8,060.42, 12,086.75 and 3,379.18

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Solution

The fourth proportional to 8,060.42, 12,086.75 and 3,379.18 is: 5,067.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,060.42 : 12,086.75 = 3,379.18 : x
  2. Step 2: Convert to fraction form
    8,060.42/12,086.75 = 3,379.18/x
  3. Step 3: Cross multiply
    8,060.42x = 12,086.75 × 3,379.18
  4. Step 4: Simplify right side
    8,060.42x = 40,843,282.10
  5. Step 5: Solve for x
    x = 40,843,282.10/8,060.42
  6. Step 6: Final answer
    x = 5,067.14

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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.