Home / 4,976-11,912

Finding the Third Proportional to 4,976 and 11,912

Calculator

Solution

The third proportional to 4,976 and 11,912 is: 28,516.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976 : 11,912 = 11,912 : x
  2. Step 2: Convert to fraction form
    4,976/11,912 = 11,912/x
  3. Step 3: Cross multiply
    4,976x = 11,912 × 11,912
  4. Step 4: Simplify right side
    4,976x = 141,895,744
  5. Step 5: Solve for x
    x = 141,895,744/4,976
  6. Step 6: Final answer
    x = 28,516.03

Related Problems

Find third proportional to 2,488 and 5,956
Half scale
Find third proportional to 9,952 and 23,824
Double scale
Find third proportional to 4,978 and 11,917
Similar ratio
Find third proportional to 7,464 and 17,868
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.