Home / 6,743.39-9,305.89-3,759.14

Finding the Fourth Proportional to 6,743.39, 9,305.89 and 3,759.14

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Solution

The fourth proportional to 6,743.39, 9,305.89 and 3,759.14 is: 5,187.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.39 : 9,305.89 = 3,759.14 : x
  2. Step 2: Convert to fraction form
    6,743.39/9,305.89 = 3,759.14/x
  3. Step 3: Cross multiply
    6,743.39x = 9,305.89 × 3,759.14
  4. Step 4: Simplify right side
    6,743.39x = 34,982,157.20
  5. Step 5: Solve for x
    x = 34,982,157.20/6,743.39
  6. Step 6: Final answer
    x = 5,187.63

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1.5x scale

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.