Home / 6,743-9,305.39-3,759.03

Finding the Fourth Proportional to 6,743, 9,305.39 and 3,759.03

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Solution

The fourth proportional to 6,743, 9,305.39 and 3,759.03 is: 5,187.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743 : 9,305.39 = 3,759.03 : x
  2. Step 2: Convert to fraction form
    6,743/9,305.39 = 3,759.03/x
  3. Step 3: Cross multiply
    6,743x = 9,305.39 × 3,759.03
  4. Step 4: Simplify right side
    6,743x = 34,979,240.17
  5. Step 5: Solve for x
    x = 34,979,240.17/6,743
  6. Step 6: Final answer
    x = 5,187.49

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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.