Home / 5,455-11,782

Finding the Third Proportional to 5,455 and 11,782

Calculator

Solution

The third proportional to 5,455 and 11,782 is: 25,447.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455 : 11,782 = 11,782 : x
  2. Step 2: Convert to fraction form
    5,455/11,782 = 11,782/x
  3. Step 3: Cross multiply
    5,455x = 11,782 × 11,782
  4. Step 4: Simplify right side
    5,455x = 138,815,524
  5. Step 5: Solve for x
    x = 138,815,524/5,455
  6. Step 6: Final answer
    x = 25,447.39

Related Problems

Find third proportional to 2,727.50 and 5,891
Half scale
Find third proportional to 10,910 and 23,564
Double scale
Find third proportional to 5,457 and 11,786
Similar ratio
Find third proportional to 8,182.50 and 17,673
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.