Home / 2,942.06-4,413.96-2,008.80

Finding the Fourth Proportional to 2,942.06, 4,413.96 and 2,008.80

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Solution

The fourth proportional to 2,942.06, 4,413.96 and 2,008.80 is: 3,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.06 : 4,413.96 = 2,008.80 : x
  2. Step 2: Convert to fraction form
    2,942.06/4,413.96 = 2,008.80/x
  3. Step 3: Cross multiply
    2,942.06x = 4,413.96 × 2,008.80
  4. Step 4: Simplify right side
    2,942.06x = 8,866,762.85
  5. Step 5: Solve for x
    x = 8,866,762.85/2,942.06
  6. Step 6: Final answer
    x = 3,013.80

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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.