Home / 8,049.25-12,074.91-2,855.17

Finding the Fourth Proportional to 8,049.25, 12,074.91 and 2,855.17

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Solution

The fourth proportional to 8,049.25, 12,074.91 and 2,855.17 is: 4,283.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,049.25 : 12,074.91 = 2,855.17 : x
  2. Step 2: Convert to fraction form
    8,049.25/12,074.91 = 2,855.17/x
  3. Step 3: Cross multiply
    8,049.25x = 12,074.91 × 2,855.17
  4. Step 4: Simplify right side
    8,049.25x = 34,475,920.78
  5. Step 5: Solve for x
    x = 34,475,920.78/8,049.25
  6. Step 6: Final answer
    x = 4,283.12

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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.