Home / 3,488-8,021

Finding the Third Proportional to 3,488 and 8,021

Calculator

Solution

The third proportional to 3,488 and 8,021 is: 18,445.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488 : 8,021 = 8,021 : x
  2. Step 2: Convert to fraction form
    3,488/8,021 = 8,021/x
  3. Step 3: Cross multiply
    3,488x = 8,021 × 8,021
  4. Step 4: Simplify right side
    3,488x = 64,336,441
  5. Step 5: Solve for x
    x = 64,336,441/3,488
  6. Step 6: Final answer
    x = 18,445.08

Related Problems

Find third proportional to 1,744 and 4,010.50
Half scale
Find third proportional to 6,976 and 16,042
Double scale
Find third proportional to 3,490 and 8,026
Similar ratio
Find third proportional to 5,232 and 12,031.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.