Home / 2,108-3,307

Finding the Third Proportional to 2,108 and 3,307

Calculator

Solution

The third proportional to 2,108 and 3,307 is: 5,187.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108 : 3,307 = 3,307 : x
  2. Step 2: Convert to fraction form
    2,108/3,307 = 3,307/x
  3. Step 3: Cross multiply
    2,108x = 3,307 × 3,307
  4. Step 4: Simplify right side
    2,108x = 10,936,249
  5. Step 5: Solve for x
    x = 10,936,249/2,108
  6. Step 6: Final answer
    x = 5,187.97

Related Problems

Find third proportional to 1,054 and 1,653.50
Half scale
Find third proportional to 4,216 and 6,614
Double scale
Find third proportional to 2,110 and 3,310
Similar ratio
Find third proportional to 3,162 and 4,960.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.