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Finding the Fourth Proportional to 11,474.96, 17,211.96 and 4,453.04

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Solution

The fourth proportional to 11,474.96, 17,211.96 and 4,453.04 is: 6,679.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,474.96 : 17,211.96 = 4,453.04 : x
  2. Step 2: Convert to fraction form
    11,474.96/17,211.96 = 4,453.04/x
  3. Step 3: Cross multiply
    11,474.96x = 17,211.96 × 4,453.04
  4. Step 4: Simplify right side
    11,474.96x = 76,645,546.36
  5. Step 5: Solve for x
    x = 76,645,546.36/11,474.96
  6. Step 6: Final answer
    x = 6,679.37

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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.