Home / 5,608.56-8,413.92-2,146.08

Finding the Fourth Proportional to 5,608.56, 8,413.92 and 2,146.08

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Solution

The fourth proportional to 5,608.56, 8,413.92 and 2,146.08 is: 3,219.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,608.56 : 8,413.92 = 2,146.08 : x
  2. Step 2: Convert to fraction form
    5,608.56/8,413.92 = 2,146.08/x
  3. Step 3: Cross multiply
    5,608.56x = 8,413.92 × 2,146.08
  4. Step 4: Simplify right side
    5,608.56x = 18,056,945.43
  5. Step 5: Solve for x
    x = 18,056,945.43/5,608.56
  6. Step 6: Final answer
    x = 3,219.53

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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.