Home / 8,682.42-11,979.99-5,846.61

Finding the Fourth Proportional to 8,682.42, 11,979.99 and 5,846.61

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Solution

The fourth proportional to 8,682.42, 11,979.99 and 5,846.61 is: 8,067.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682.42 : 11,979.99 = 5,846.61 : x
  2. Step 2: Convert to fraction form
    8,682.42/11,979.99 = 5,846.61/x
  3. Step 3: Cross multiply
    8,682.42x = 11,979.99 × 5,846.61
  4. Step 4: Simplify right side
    8,682.42x = 70,042,329.33
  5. Step 5: Solve for x
    x = 70,042,329.33/8,682.42
  6. Step 6: Final answer
    x = 8,067.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.