Home / 2,680-5,729

Finding the Third Proportional to 2,680 and 5,729

Calculator

Solution

The third proportional to 2,680 and 5,729 is: 12,246.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680 : 5,729 = 5,729 : x
  2. Step 2: Convert to fraction form
    2,680/5,729 = 5,729/x
  3. Step 3: Cross multiply
    2,680x = 5,729 × 5,729
  4. Step 4: Simplify right side
    2,680x = 32,821,441
  5. Step 5: Solve for x
    x = 32,821,441/2,680
  6. Step 6: Final answer
    x = 12,246.81

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.