Home / 5,413.26-7,469.49-3,174.30

Finding the Fourth Proportional to 5,413.26, 7,469.49 and 3,174.30

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Solution

The fourth proportional to 5,413.26, 7,469.49 and 3,174.30 is: 4,380.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.26 : 7,469.49 = 3,174.30 : x
  2. Step 2: Convert to fraction form
    5,413.26/7,469.49 = 3,174.30/x
  3. Step 3: Cross multiply
    5,413.26x = 7,469.49 × 3,174.30
  4. Step 4: Simplify right side
    5,413.26x = 23,710,402.11
  5. Step 5: Solve for x
    x = 23,710,402.11/5,413.26
  6. Step 6: Final answer
    x = 4,380.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.