Home / 5,615.97-8,425.79-2,694.51

Finding the Fourth Proportional to 5,615.97, 8,425.79 and 2,694.51

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Solution

The fourth proportional to 5,615.97, 8,425.79 and 2,694.51 is: 4,042.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615.97 : 8,425.79 = 2,694.51 : x
  2. Step 2: Convert to fraction form
    5,615.97/8,425.79 = 2,694.51/x
  3. Step 3: Cross multiply
    5,615.97x = 8,425.79 × 2,694.51
  4. Step 4: Simplify right side
    5,615.97x = 22,703,361.94
  5. Step 5: Solve for x
    x = 22,703,361.94/5,615.97
  6. Step 6: Final answer
    x = 4,042.64

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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.