Home / 10,137-11,217

Finding the Third Proportional to 10,137 and 11,217

Calculator

Solution

The third proportional to 10,137 and 11,217 is: 12,412.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,137 : 11,217 = 11,217 : x
  2. Step 2: Convert to fraction form
    10,137/11,217 = 11,217/x
  3. Step 3: Cross multiply
    10,137x = 11,217 × 11,217
  4. Step 4: Simplify right side
    10,137x = 125,821,089
  5. Step 5: Solve for x
    x = 125,821,089/10,137
  6. Step 6: Final answer
    x = 12,412.06

Related Problems

Find third proportional to 5,068.50 and 5,608.50
Half scale
Find third proportional to 20,274 and 22,434
Double scale
Find third proportional to 10,139 and 11,219
Similar ratio
Find third proportional to 15,205.50 and 16,825.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.