Home / 3,413.03-5,119.98-1,192.31

Finding the Fourth Proportional to 3,413.03, 5,119.98 and 1,192.31

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Solution

The fourth proportional to 3,413.03, 5,119.98 and 1,192.31 is: 1,788.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.03 : 5,119.98 = 1,192.31 : x
  2. Step 2: Convert to fraction form
    3,413.03/5,119.98 = 1,192.31/x
  3. Step 3: Cross multiply
    3,413.03x = 5,119.98 × 1,192.31
  4. Step 4: Simplify right side
    3,413.03x = 6,104,577.75
  5. Step 5: Solve for x
    x = 6,104,577.75/3,413.03
  6. Step 6: Final answer
    x = 1,788.61

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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.