Home / 3,876.50-8,413.50

Finding the Third Proportional to 3,876.50 and 8,413.50

Calculator

Solution

The third proportional to 3,876.50 and 8,413.50 is: 18,260.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876.50 : 8,413.50 = 8,413.50 : x
  2. Step 2: Convert to fraction form
    3,876.50/8,413.50 = 8,413.50/x
  3. Step 3: Cross multiply
    3,876.50x = 8,413.50 × 8,413.50
  4. Step 4: Simplify right side
    3,876.50x = 70,786,982.25
  5. Step 5: Solve for x
    x = 70,786,982.25/3,876.50
  6. Step 6: Final answer
    x = 18,260.54

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.