Home / 11,512.67-17,274.47-4,940.73

Finding the Fourth Proportional to 11,512.67, 17,274.47 and 4,940.73

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Solution

The fourth proportional to 11,512.67, 17,274.47 and 4,940.73 is: 7,413.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,512.67 : 17,274.47 = 4,940.73 : x
  2. Step 2: Convert to fraction form
    11,512.67/17,274.47 = 4,940.73/x
  3. Step 3: Cross multiply
    11,512.67x = 17,274.47 × 4,940.73
  4. Step 4: Simplify right side
    11,512.67x = 85,348,467.46
  5. Step 5: Solve for x
    x = 85,348,467.46/11,512.67
  6. Step 6: Final answer
    x = 7,413.44

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1.5x scale

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.