Home / 5,922.41-8,172.68-3,269.78

Finding the Fourth Proportional to 5,922.41, 8,172.68 and 3,269.78

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Solution

The fourth proportional to 5,922.41, 8,172.68 and 3,269.78 is: 4,512.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,922.41 : 8,172.68 = 3,269.78 : x
  2. Step 2: Convert to fraction form
    5,922.41/8,172.68 = 3,269.78/x
  3. Step 3: Cross multiply
    5,922.41x = 8,172.68 × 3,269.78
  4. Step 4: Simplify right side
    5,922.41x = 26,722,808.40
  5. Step 5: Solve for x
    x = 26,722,808.40/5,922.41
  6. Step 6: Final answer
    x = 4,512.15

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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.