Home / 5,164.97-7,125.36-3,067.88

Finding the Fourth Proportional to 5,164.97, 7,125.36 and 3,067.88

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Solution

The fourth proportional to 5,164.97, 7,125.36 and 3,067.88 is: 4,232.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164.97 : 7,125.36 = 3,067.88 : x
  2. Step 2: Convert to fraction form
    5,164.97/7,125.36 = 3,067.88/x
  3. Step 3: Cross multiply
    5,164.97x = 7,125.36 × 3,067.88
  4. Step 4: Simplify right side
    5,164.97x = 21,859,713.81
  5. Step 5: Solve for x
    x = 21,859,713.81/5,164.97
  6. Step 6: Final answer
    x = 4,232.31

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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.