Home / 6,721.97-10,087.05-2,826.38

Finding the Fourth Proportional to 6,721.97, 10,087.05 and 2,826.38

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Solution

The fourth proportional to 6,721.97, 10,087.05 and 2,826.38 is: 4,241.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721.97 : 10,087.05 = 2,826.38 : x
  2. Step 2: Convert to fraction form
    6,721.97/10,087.05 = 2,826.38/x
  3. Step 3: Cross multiply
    6,721.97x = 10,087.05 × 2,826.38
  4. Step 4: Simplify right side
    6,721.97x = 28,509,785.94
  5. Step 5: Solve for x
    x = 28,509,785.94/6,721.97
  6. Step 6: Final answer
    x = 4,241.29

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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.