Home / 7,221-11,484

Finding the Third Proportional to 7,221 and 11,484

Calculator

Solution

The third proportional to 7,221 and 11,484 is: 18,263.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,221 : 11,484 = 11,484 : x
  2. Step 2: Convert to fraction form
    7,221/11,484 = 11,484/x
  3. Step 3: Cross multiply
    7,221x = 11,484 × 11,484
  4. Step 4: Simplify right side
    7,221x = 131,882,256
  5. Step 5: Solve for x
    x = 131,882,256/7,221
  6. Step 6: Final answer
    x = 18,263.71

Related Problems

Find third proportional to 3,610.50 and 5,742
Half scale
Find third proportional to 14,442 and 22,968
Double scale
Find third proportional to 7,223 and 11,487
Similar ratio
Find third proportional to 10,831.50 and 17,226
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.