Home / 3,892-8,663

Finding the Third Proportional to 3,892 and 8,663

Calculator

Solution

The third proportional to 3,892 and 8,663 is: 19,282.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,892 : 8,663 = 8,663 : x
  2. Step 2: Convert to fraction form
    3,892/8,663 = 8,663/x
  3. Step 3: Cross multiply
    3,892x = 8,663 × 8,663
  4. Step 4: Simplify right side
    3,892x = 75,047,569
  5. Step 5: Solve for x
    x = 75,047,569/3,892
  6. Step 6: Final answer
    x = 19,282.52

Related Problems

Find third proportional to 1,946 and 4,331.50
Half scale
Find third proportional to 7,784 and 17,326
Double scale
Find third proportional to 3,894 and 8,667
Similar ratio
Find third proportional to 5,838 and 12,994.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.