Home / 3,855-7,966

Finding the Third Proportional to 3,855 and 7,966

Calculator

Solution

The third proportional to 3,855 and 7,966 is: 16,461.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855 : 7,966 = 7,966 : x
  2. Step 2: Convert to fraction form
    3,855/7,966 = 7,966/x
  3. Step 3: Cross multiply
    3,855x = 7,966 × 7,966
  4. Step 4: Simplify right side
    3,855x = 63,457,156
  5. Step 5: Solve for x
    x = 63,457,156/3,855
  6. Step 6: Final answer
    x = 16,461.00

Related Problems

Find third proportional to 1,927.50 and 3,983
Half scale
Find third proportional to 7,710 and 15,932
Double scale
Find third proportional to 3,857 and 7,970
Similar ratio
Find third proportional to 5,782.50 and 11,949
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.