Home / 8,220-11,001

Finding the Third Proportional to 8,220 and 11,001

Calculator

Solution

The third proportional to 8,220 and 11,001 is: 14,722.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,220 : 11,001 = 11,001 : x
  2. Step 2: Convert to fraction form
    8,220/11,001 = 11,001/x
  3. Step 3: Cross multiply
    8,220x = 11,001 × 11,001
  4. Step 4: Simplify right side
    8,220x = 121,022,001
  5. Step 5: Solve for x
    x = 121,022,001/8,220
  6. Step 6: Final answer
    x = 14,722.87

Related Problems

Find third proportional to 4,110 and 5,500.50
Half scale
Find third proportional to 16,440 and 22,002
Double scale
Find third proportional to 8,222 and 11,004
Similar ratio
Find third proportional to 12,330 and 16,501.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.