Home / 8,132.14-12,198.06-2,585.87

Finding the Fourth Proportional to 8,132.14, 12,198.06 and 2,585.87

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Solution

The fourth proportional to 8,132.14, 12,198.06 and 2,585.87 is: 3,878.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.14 : 12,198.06 = 2,585.87 : x
  2. Step 2: Convert to fraction form
    8,132.14/12,198.06 = 2,585.87/x
  3. Step 3: Cross multiply
    8,132.14x = 12,198.06 × 2,585.87
  4. Step 4: Simplify right side
    8,132.14x = 31,542,582.16
  5. Step 5: Solve for x
    x = 31,542,582.16/8,132.14
  6. Step 6: Final answer
    x = 3,878.75

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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.