Home / 7,154-10,939

Finding the Third Proportional to 7,154 and 10,939

Calculator

Solution

The third proportional to 7,154 and 10,939 is: 16,726.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154 : 10,939 = 10,939 : x
  2. Step 2: Convert to fraction form
    7,154/10,939 = 10,939/x
  3. Step 3: Cross multiply
    7,154x = 10,939 × 10,939
  4. Step 4: Simplify right side
    7,154x = 119,661,721
  5. Step 5: Solve for x
    x = 119,661,721/7,154
  6. Step 6: Final answer
    x = 16,726.55

Related Problems

Find third proportional to 3,577 and 5,469.50
Half scale
Find third proportional to 14,308 and 21,878
Double scale
Find third proportional to 7,156 and 10,942
Similar ratio
Find third proportional to 10,731 and 16,408.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.