Home / 3,964.62-5,469.75-2,392.14

Finding the Fourth Proportional to 3,964.62, 5,469.75 and 2,392.14

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Solution

The fourth proportional to 3,964.62, 5,469.75 and 2,392.14 is: 3,300.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.62 : 5,469.75 = 2,392.14 : x
  2. Step 2: Convert to fraction form
    3,964.62/5,469.75 = 2,392.14/x
  3. Step 3: Cross multiply
    3,964.62x = 5,469.75 × 2,392.14
  4. Step 4: Simplify right side
    3,964.62x = 13,084,407.77
  5. Step 5: Solve for x
    x = 13,084,407.77/3,964.62
  6. Step 6: Final answer
    x = 3,300.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.