Home / 5,166-7,812

Finding the Third Proportional to 5,166 and 7,812

Calculator

Solution

The third proportional to 5,166 and 7,812 is: 11,813.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166 : 7,812 = 7,812 : x
  2. Step 2: Convert to fraction form
    5,166/7,812 = 7,812/x
  3. Step 3: Cross multiply
    5,166x = 7,812 × 7,812
  4. Step 4: Simplify right side
    5,166x = 61,027,344
  5. Step 5: Solve for x
    x = 61,027,344/5,166
  6. Step 6: Final answer
    x = 11,813.27

Related Problems

Find third proportional to 2,583 and 3,906
Half scale
Find third proportional to 10,332 and 15,624
Double scale
Find third proportional to 5,168 and 7,815
Similar ratio
Find third proportional to 7,749 and 11,718
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.