Home / 3,413.93-5,115.68-2,299.22

Finding the Fourth Proportional to 3,413.93, 5,115.68 and 2,299.22

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Solution

The fourth proportional to 3,413.93, 5,115.68 and 2,299.22 is: 3,445.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.93 : 5,115.68 = 2,299.22 : x
  2. Step 2: Convert to fraction form
    3,413.93/5,115.68 = 2,299.22/x
  3. Step 3: Cross multiply
    3,413.93x = 5,115.68 × 2,299.22
  4. Step 4: Simplify right side
    3,413.93x = 11,762,036.70
  5. Step 5: Solve for x
    x = 11,762,036.70/3,413.93
  6. Step 6: Final answer
    x = 3,445.31

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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.