Home / 11,294.28-16,942.44-2,974.32

Finding the Fourth Proportional to 11,294.28, 16,942.44 and 2,974.32

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Solution

The fourth proportional to 11,294.28, 16,942.44 and 2,974.32 is: 4,461.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,294.28 : 16,942.44 = 2,974.32 : x
  2. Step 2: Convert to fraction form
    11,294.28/16,942.44 = 2,974.32/x
  3. Step 3: Cross multiply
    11,294.28x = 16,942.44 × 2,974.32
  4. Step 4: Simplify right side
    11,294.28x = 50,392,238.14
  5. Step 5: Solve for x
    x = 50,392,238.14/11,294.28
  6. Step 6: Final answer
    x = 4,461.75

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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.