Home / 6,413.82-9,620.73-2,951.10

Finding the Fourth Proportional to 6,413.82, 9,620.73 and 2,951.10

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Solution

The fourth proportional to 6,413.82, 9,620.73 and 2,951.10 is: 4,426.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413.82 : 9,620.73 = 2,951.10 : x
  2. Step 2: Convert to fraction form
    6,413.82/9,620.73 = 2,951.10/x
  3. Step 3: Cross multiply
    6,413.82x = 9,620.73 × 2,951.10
  4. Step 4: Simplify right side
    6,413.82x = 28,391,736.30
  5. Step 5: Solve for x
    x = 28,391,736.30/6,413.82
  6. Step 6: Final answer
    x = 4,426.65

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Similar ratio
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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.