Home / 5,413.82-7,470.92-3,023.72

Finding the Fourth Proportional to 5,413.82, 7,470.92 and 3,023.72

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Solution

The fourth proportional to 5,413.82, 7,470.92 and 3,023.72 is: 4,172.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.82 : 7,470.92 = 3,023.72 : x
  2. Step 2: Convert to fraction form
    5,413.82/7,470.92 = 3,023.72/x
  3. Step 3: Cross multiply
    5,413.82x = 7,470.92 × 3,023.72
  4. Step 4: Simplify right side
    5,413.82x = 22,589,996.46
  5. Step 5: Solve for x
    x = 22,589,996.46/5,413.82
  6. Step 6: Final answer
    x = 4,172.66

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Why These Related Problems?

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