Home / 6,617.26-9,131.79-3,633.02

Finding the Fourth Proportional to 6,617.26, 9,131.79 and 3,633.02

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Solution

The fourth proportional to 6,617.26, 9,131.79 and 3,633.02 is: 5,013.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617.26 : 9,131.79 = 3,633.02 : x
  2. Step 2: Convert to fraction form
    6,617.26/9,131.79 = 3,633.02/x
  3. Step 3: Cross multiply
    6,617.26x = 9,131.79 × 3,633.02
  4. Step 4: Simplify right side
    6,617.26x = 33,175,975.71
  5. Step 5: Solve for x
    x = 33,175,975.71/6,617.26
  6. Step 6: Final answer
    x = 5,013.55

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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.