Home / 5,413.23-8,111.34-4,183.65

Finding the Fourth Proportional to 5,413.23, 8,111.34 and 4,183.65

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Solution

The fourth proportional to 5,413.23, 8,111.34 and 4,183.65 is: 6,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.23 : 8,111.34 = 4,183.65 : x
  2. Step 2: Convert to fraction form
    5,413.23/8,111.34 = 4,183.65/x
  3. Step 3: Cross multiply
    5,413.23x = 8,111.34 × 4,183.65
  4. Step 4: Simplify right side
    5,413.23x = 33,935,007.59
  5. Step 5: Solve for x
    x = 33,935,007.59/5,413.23
  6. Step 6: Final answer
    x = 6,268.90

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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.