Home / 2,216-2,660

Finding the Third Proportional to 2,216 and 2,660

Calculator

Solution

The third proportional to 2,216 and 2,660 is: 3,192.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216 : 2,660 = 2,660 : x
  2. Step 2: Convert to fraction form
    2,216/2,660 = 2,660/x
  3. Step 3: Cross multiply
    2,216x = 2,660 × 2,660
  4. Step 4: Simplify right side
    2,216x = 7,075,600
  5. Step 5: Solve for x
    x = 7,075,600/2,216
  6. Step 6: Final answer
    x = 3,192.96

Related Problems

Find third proportional to 1,108 and 1,330
Half scale
Find third proportional to 4,432 and 5,320
Double scale
Find third proportional to 2,218 and 2,662
Similar ratio
Find third proportional to 3,324 and 3,990
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.