Home / 7,221-10,837

Finding the Third Proportional to 7,221 and 10,837

Calculator

Solution

The third proportional to 7,221 and 10,837 is: 16,263.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,221 : 10,837 = 10,837 : x
  2. Step 2: Convert to fraction form
    7,221/10,837 = 10,837/x
  3. Step 3: Cross multiply
    7,221x = 10,837 × 10,837
  4. Step 4: Simplify right side
    7,221x = 117,440,569
  5. Step 5: Solve for x
    x = 117,440,569/7,221
  6. Step 6: Final answer
    x = 16,263.75

Related Problems

Find third proportional to 3,610.50 and 5,418.50
Half scale
Find third proportional to 14,442 and 21,674
Double scale
Find third proportional to 7,223 and 10,840
Similar ratio
Find third proportional to 10,831.50 and 16,255.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.