Home / 3,452.78-5,172.14-1,601.33

Finding the Fourth Proportional to 3,452.78, 5,172.14 and 1,601.33

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Solution

The fourth proportional to 3,452.78, 5,172.14 and 1,601.33 is: 2,398.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.78 : 5,172.14 = 1,601.33 : x
  2. Step 2: Convert to fraction form
    3,452.78/5,172.14 = 1,601.33/x
  3. Step 3: Cross multiply
    3,452.78x = 5,172.14 × 1,601.33
  4. Step 4: Simplify right side
    3,452.78x = 8,282,269.08
  5. Step 5: Solve for x
    x = 8,282,269.08/3,452.78
  6. Step 6: Final answer
    x = 2,398.73

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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.