Home / 7,959-11,997

Finding the Third Proportional to 7,959 and 11,997

Calculator

Solution

The third proportional to 7,959 and 11,997 is: 18,083.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,959 : 11,997 = 11,997 : x
  2. Step 2: Convert to fraction form
    7,959/11,997 = 11,997/x
  3. Step 3: Cross multiply
    7,959x = 11,997 × 11,997
  4. Step 4: Simplify right side
    7,959x = 143,928,009
  5. Step 5: Solve for x
    x = 143,928,009/7,959
  6. Step 6: Final answer
    x = 18,083.68

Related Problems

Find third proportional to 3,979.50 and 5,998.50
Half scale
Find third proportional to 15,918 and 23,994
Double scale
Find third proportional to 7,961 and 12,000
Similar ratio
Find third proportional to 11,938.50 and 17,995.50
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.