Home / 11,964.83-17,949.84-3,644.63

Finding the Fourth Proportional to 11,964.83, 17,949.84 and 3,644.63

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Solution

The fourth proportional to 11,964.83, 17,949.84 and 3,644.63 is: 5,467.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.83 : 17,949.84 = 3,644.63 : x
  2. Step 2: Convert to fraction form
    11,964.83/17,949.84 = 3,644.63/x
  3. Step 3: Cross multiply
    11,964.83x = 17,949.84 × 3,644.63
  4. Step 4: Simplify right side
    11,964.83x = 65,420,489.25
  5. Step 5: Solve for x
    x = 65,420,489.25/11,964.83
  6. Step 6: Final answer
    x = 5,467.73

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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.