Home / 6,246.44-8,620.18-3,413.86

Finding the Fourth Proportional to 6,246.44, 8,620.18 and 3,413.86

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Solution

The fourth proportional to 6,246.44, 8,620.18 and 3,413.86 is: 4,711.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246.44 : 8,620.18 = 3,413.86 : x
  2. Step 2: Convert to fraction form
    6,246.44/8,620.18 = 3,413.86/x
  3. Step 3: Cross multiply
    6,246.44x = 8,620.18 × 3,413.86
  4. Step 4: Simplify right side
    6,246.44x = 29,428,087.69
  5. Step 5: Solve for x
    x = 29,428,087.69/6,246.44
  6. Step 6: Final answer
    x = 4,711.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.