Home / 5,413.24-8,122.92-3,338.32

Finding the Fourth Proportional to 5,413.24, 8,122.92 and 3,338.32

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Solution

The fourth proportional to 5,413.24, 8,122.92 and 3,338.32 is: 5,009.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.24 : 8,122.92 = 3,338.32 : x
  2. Step 2: Convert to fraction form
    5,413.24/8,122.92 = 3,338.32/x
  3. Step 3: Cross multiply
    5,413.24x = 8,122.92 × 3,338.32
  4. Step 4: Simplify right side
    5,413.24x = 27,116,906.29
  5. Step 5: Solve for x
    x = 27,116,906.29/5,413.24
  6. Step 6: Final answer
    x = 5,009.37

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1.5x scale

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.