Home / 8,942.66-13,413.97-3,394.68

Finding the Fourth Proportional to 8,942.66, 13,413.97 and 3,394.68

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Solution

The fourth proportional to 8,942.66, 13,413.97 and 3,394.68 is: 5,092.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.66 : 13,413.97 = 3,394.68 : x
  2. Step 2: Convert to fraction form
    8,942.66/13,413.97 = 3,394.68/x
  3. Step 3: Cross multiply
    8,942.66x = 13,413.97 × 3,394.68
  4. Step 4: Simplify right side
    8,942.66x = 45,536,135.68
  5. Step 5: Solve for x
    x = 45,536,135.68/8,942.66
  6. Step 6: Final answer
    x = 5,092.01

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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.