Home / 8,864.88-13,297.69-2,942.29

Finding the Fourth Proportional to 8,864.88, 13,297.69 and 2,942.29

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Solution

The fourth proportional to 8,864.88, 13,297.69 and 2,942.29 is: 4,413.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.88 : 13,297.69 = 2,942.29 : x
  2. Step 2: Convert to fraction form
    8,864.88/13,297.69 = 2,942.29/x
  3. Step 3: Cross multiply
    8,864.88x = 13,297.69 × 2,942.29
  4. Step 4: Simplify right side
    8,864.88x = 39,125,664.06
  5. Step 5: Solve for x
    x = 39,125,664.06/8,864.88
  6. Step 6: Final answer
    x = 4,413.56

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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.