Home / 3,413.13-4,710.33-1,996.86

Finding the Fourth Proportional to 3,413.13, 4,710.33 and 1,996.86

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Solution

The fourth proportional to 3,413.13, 4,710.33 and 1,996.86 is: 2,755.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.13 : 4,710.33 = 1,996.86 : x
  2. Step 2: Convert to fraction form
    3,413.13/4,710.33 = 1,996.86/x
  3. Step 3: Cross multiply
    3,413.13x = 4,710.33 × 1,996.86
  4. Step 4: Simplify right side
    3,413.13x = 9,405,869.56
  5. Step 5: Solve for x
    x = 9,405,869.56/3,413.13
  6. Step 6: Final answer
    x = 2,755.79

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1.5x scale

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.