Home / 11,964.54-17,949.41-3,644.34

Finding the Fourth Proportional to 11,964.54, 17,949.41 and 3,644.34

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Solution

The fourth proportional to 11,964.54, 17,949.41 and 3,644.34 is: 5,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.54 : 17,949.41 = 3,644.34 : x
  2. Step 2: Convert to fraction form
    11,964.54/17,949.41 = 3,644.34/x
  3. Step 3: Cross multiply
    11,964.54x = 17,949.41 × 3,644.34
  4. Step 4: Simplify right side
    11,964.54x = 65,413,721.21
  5. Step 5: Solve for x
    x = 65,413,721.21/11,964.54
  6. Step 6: Final answer
    x = 5,467.30

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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.