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Finding the Fourth Proportional to 11,482.75, 17,227.02 and 3,274.75

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Solution

The fourth proportional to 11,482.75, 17,227.02 and 3,274.75 is: 4,912.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,482.75 : 17,227.02 = 3,274.75 : x
  2. Step 2: Convert to fraction form
    11,482.75/17,227.02 = 3,274.75/x
  3. Step 3: Cross multiply
    11,482.75x = 17,227.02 × 3,274.75
  4. Step 4: Simplify right side
    11,482.75x = 56,414,183.75
  5. Step 5: Solve for x
    x = 56,414,183.75/11,482.75
  6. Step 6: Final answer
    x = 4,912.95

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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.