Home / 11,772.68-17,656.98-3,452.54

Finding the Fourth Proportional to 11,772.68, 17,656.98 and 3,452.54

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Solution

The fourth proportional to 11,772.68, 17,656.98 and 3,452.54 is: 5,178.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,772.68 : 17,656.98 = 3,452.54 : x
  2. Step 2: Convert to fraction form
    11,772.68/17,656.98 = 3,452.54/x
  3. Step 3: Cross multiply
    11,772.68x = 17,656.98 × 3,452.54
  4. Step 4: Simplify right side
    11,772.68x = 60,961,429.73
  5. Step 5: Solve for x
    x = 60,961,429.73/11,772.68
  6. Step 6: Final answer
    x = 5,178.21

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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.