Home / 3,291-6,825

Finding the Third Proportional to 3,291 and 6,825

Calculator

Solution

The third proportional to 3,291 and 6,825 is: 14,153.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291 : 6,825 = 6,825 : x
  2. Step 2: Convert to fraction form
    3,291/6,825 = 6,825/x
  3. Step 3: Cross multiply
    3,291x = 6,825 × 6,825
  4. Step 4: Simplify right side
    3,291x = 46,580,625
  5. Step 5: Solve for x
    x = 46,580,625/3,291
  6. Step 6: Final answer
    x = 14,153.94

Related Problems

Find third proportional to 1,645.50 and 3,412.50
Half scale
Find third proportional to 6,582 and 13,650
Double scale
Find third proportional to 3,293 and 6,829
Similar ratio
Find third proportional to 4,936.50 and 10,237.50
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.