Home / 8,122.26-11,207.61-4,584.90

Finding the Fourth Proportional to 8,122.26, 11,207.61 and 4,584.90

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Solution

The fourth proportional to 8,122.26, 11,207.61 and 4,584.90 is: 6,326.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122.26 : 11,207.61 = 4,584.90 : x
  2. Step 2: Convert to fraction form
    8,122.26/11,207.61 = 4,584.90/x
  3. Step 3: Cross multiply
    8,122.26x = 11,207.61 × 4,584.90
  4. Step 4: Simplify right side
    8,122.26x = 51,385,771.09
  5. Step 5: Solve for x
    x = 51,385,771.09/8,122.26
  6. Step 6: Final answer
    x = 6,326.54

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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.