Home / 4,413.48-6,619.92-3,183.12

Finding the Fourth Proportional to 4,413.48, 6,619.92 and 3,183.12

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Solution

The fourth proportional to 4,413.48, 6,619.92 and 3,183.12 is: 4,774.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,413.48 : 6,619.92 = 3,183.12 : x
  2. Step 2: Convert to fraction form
    4,413.48/6,619.92 = 3,183.12/x
  3. Step 3: Cross multiply
    4,413.48x = 6,619.92 × 3,183.12
  4. Step 4: Simplify right side
    4,413.48x = 21,071,999.75
  5. Step 5: Solve for x
    x = 21,071,999.75/4,413.48
  6. Step 6: Final answer
    x = 4,774.46

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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.