Home / 6,517.26-9,768.60-3,922.02

Finding the Fourth Proportional to 6,517.26, 9,768.60 and 3,922.02

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Solution

The fourth proportional to 6,517.26, 9,768.60 and 3,922.02 is: 5,878.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.26 : 9,768.60 = 3,922.02 : x
  2. Step 2: Convert to fraction form
    6,517.26/9,768.60 = 3,922.02/x
  3. Step 3: Cross multiply
    6,517.26x = 9,768.60 × 3,922.02
  4. Step 4: Simplify right side
    6,517.26x = 38,312,644.57
  5. Step 5: Solve for x
    x = 38,312,644.57/6,517.26
  6. Step 6: Final answer
    x = 5,878.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.