Home / 5,146-10,645

Finding the Third Proportional to 5,146 and 10,645

Calculator

Solution

The third proportional to 5,146 and 10,645 is: 22,020.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146 : 10,645 = 10,645 : x
  2. Step 2: Convert to fraction form
    5,146/10,645 = 10,645/x
  3. Step 3: Cross multiply
    5,146x = 10,645 × 10,645
  4. Step 4: Simplify right side
    5,146x = 113,316,025
  5. Step 5: Solve for x
    x = 113,316,025/5,146
  6. Step 6: Final answer
    x = 22,020.21

Related Problems

Find third proportional to 2,573 and 5,322.50
Half scale
Find third proportional to 10,292 and 21,290
Double scale
Find third proportional to 5,148 and 10,649
Similar ratio
Find third proportional to 7,719 and 15,967.50
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.