Home / 6,939.30-10,413.99-2,723.16

Finding the Fourth Proportional to 6,939.30, 10,413.99 and 2,723.16

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Solution

The fourth proportional to 6,939.30, 10,413.99 and 2,723.16 is: 4,086.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939.30 : 10,413.99 = 2,723.16 : x
  2. Step 2: Convert to fraction form
    6,939.30/10,413.99 = 2,723.16/x
  3. Step 3: Cross multiply
    6,939.30x = 10,413.99 × 2,723.16
  4. Step 4: Simplify right side
    6,939.30x = 28,358,961.01
  5. Step 5: Solve for x
    x = 28,358,961.01/6,939.30
  6. Step 6: Final answer
    x = 4,086.72

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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.