Home / 3,922-8,481

Finding the Third Proportional to 3,922 and 8,481

Calculator

Solution

The third proportional to 3,922 and 8,481 is: 18,339.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922 : 8,481 = 8,481 : x
  2. Step 2: Convert to fraction form
    3,922/8,481 = 8,481/x
  3. Step 3: Cross multiply
    3,922x = 8,481 × 8,481
  4. Step 4: Simplify right side
    3,922x = 71,927,361
  5. Step 5: Solve for x
    x = 71,927,361/3,922
  6. Step 6: Final answer
    x = 18,339.46

Related Problems

Find third proportional to 1,961 and 4,240.50
Half scale
Find third proportional to 7,844 and 16,962
Double scale
Find third proportional to 3,924 and 8,485
Similar ratio
Find third proportional to 5,883 and 12,721.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.