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Finding the Fourth Proportional to 3,795.18, 5,713.26 and 3,413.73

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Solution

The fourth proportional to 3,795.18, 5,713.26 and 3,413.73 is: 5,139.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.18 : 5,713.26 = 3,413.73 : x
  2. Step 2: Convert to fraction form
    3,795.18/5,713.26 = 3,413.73/x
  3. Step 3: Cross multiply
    3,795.18x = 5,713.26 × 3,413.73
  4. Step 4: Simplify right side
    3,795.18x = 19,503,527.06
  5. Step 5: Solve for x
    x = 19,503,527.06/3,795.18
  6. Step 6: Final answer
    x = 5,139.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.