Home / 6,643.27-9,167.68-3,659.03

Finding the Fourth Proportional to 6,643.27, 9,167.68 and 3,659.03

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Solution

The fourth proportional to 6,643.27, 9,167.68 and 3,659.03 is: 5,049.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643.27 : 9,167.68 = 3,659.03 : x
  2. Step 2: Convert to fraction form
    6,643.27/9,167.68 = 3,659.03/x
  3. Step 3: Cross multiply
    6,643.27x = 9,167.68 × 3,659.03
  4. Step 4: Simplify right side
    6,643.27x = 33,544,816.15
  5. Step 5: Solve for x
    x = 33,544,816.15/6,643.27
  6. Step 6: Final answer
    x = 5,049.44

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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.