Home / 6,246.18-8,619.62-3,413.49

Finding the Fourth Proportional to 6,246.18, 8,619.62 and 3,413.49

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Solution

The fourth proportional to 6,246.18, 8,619.62 and 3,413.49 is: 4,710.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246.18 : 8,619.62 = 3,413.49 : x
  2. Step 2: Convert to fraction form
    6,246.18/8,619.62 = 3,413.49/x
  3. Step 3: Cross multiply
    6,246.18x = 8,619.62 × 3,413.49
  4. Step 4: Simplify right side
    6,246.18x = 29,422,986.67
  5. Step 5: Solve for x
    x = 29,422,986.67/6,246.18
  6. Step 6: Final answer
    x = 4,710.56

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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.