Home / 8,168.82-12,247.76-3,237.14

Finding the Fourth Proportional to 8,168.82, 12,247.76 and 3,237.14

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Solution

The fourth proportional to 8,168.82, 12,247.76 and 3,237.14 is: 4,853.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168.82 : 12,247.76 = 3,237.14 : x
  2. Step 2: Convert to fraction form
    8,168.82/12,247.76 = 3,237.14/x
  3. Step 3: Cross multiply
    8,168.82x = 12,247.76 × 3,237.14
  4. Step 4: Simplify right side
    8,168.82x = 39,647,713.81
  5. Step 5: Solve for x
    x = 39,647,713.81/8,168.82
  6. Step 6: Final answer
    x = 4,853.54

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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.