Home / 3,954-8,929

Finding the Third Proportional to 3,954 and 8,929

Calculator

Solution

The third proportional to 3,954 and 8,929 is: 20,163.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954 : 8,929 = 8,929 : x
  2. Step 2: Convert to fraction form
    3,954/8,929 = 8,929/x
  3. Step 3: Cross multiply
    3,954x = 8,929 × 8,929
  4. Step 4: Simplify right side
    3,954x = 79,727,041
  5. Step 5: Solve for x
    x = 79,727,041/3,954
  6. Step 6: Final answer
    x = 20,163.64

Related Problems

Find third proportional to 1,977 and 4,464.50
Half scale
Find third proportional to 7,908 and 17,858
Double scale
Find third proportional to 3,956 and 8,934
Similar ratio
Find third proportional to 5,931 and 13,393.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.