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Finding the Fourth Proportional to 11,610.73, 17,413.86 and 3,288.73

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Solution

The fourth proportional to 11,610.73, 17,413.86 and 3,288.73 is: 4,932.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,610.73 : 17,413.86 = 3,288.73 : x
  2. Step 2: Convert to fraction form
    11,610.73/17,413.86 = 3,288.73/x
  3. Step 3: Cross multiply
    11,610.73x = 17,413.86 × 3,288.73
  4. Step 4: Simplify right side
    11,610.73x = 57,269,483.80
  5. Step 5: Solve for x
    x = 57,269,483.80/11,610.73
  6. Step 6: Final answer
    x = 4,932.46

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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.