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Finding the Fourth Proportional to 4,452.26, 6,172.22 and 4,215.26

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Solution

The fourth proportional to 4,452.26, 6,172.22 and 4,215.26 is: 5,843.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.26 : 6,172.22 = 4,215.26 : x
  2. Step 2: Convert to fraction form
    4,452.26/6,172.22 = 4,215.26/x
  3. Step 3: Cross multiply
    4,452.26x = 6,172.22 × 4,215.26
  4. Step 4: Simplify right side
    4,452.26x = 26,017,512.08
  5. Step 5: Solve for x
    x = 26,017,512.08/4,452.26
  6. Step 6: Final answer
    x = 5,843.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.