Home / 11,274.20-16,912.04-2,954.42

Finding the Fourth Proportional to 11,274.20, 16,912.04 and 2,954.42

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Solution

The fourth proportional to 11,274.20, 16,912.04 and 2,954.42 is: 4,431.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.20 : 16,912.04 = 2,954.42 : x
  2. Step 2: Convert to fraction form
    11,274.20/16,912.04 = 2,954.42/x
  3. Step 3: Cross multiply
    11,274.20x = 16,912.04 × 2,954.42
  4. Step 4: Simplify right side
    11,274.20x = 49,965,269.22
  5. Step 5: Solve for x
    x = 49,965,269.22/11,274.20
  6. Step 6: Final answer
    x = 4,431.82

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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.