Home / 6,443-9,189

Finding the Third Proportional to 6,443 and 9,189

Calculator

Solution

The third proportional to 6,443 and 9,189 is: 13,105.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443 : 9,189 = 9,189 : x
  2. Step 2: Convert to fraction form
    6,443/9,189 = 9,189/x
  3. Step 3: Cross multiply
    6,443x = 9,189 × 9,189
  4. Step 4: Simplify right side
    6,443x = 84,437,721
  5. Step 5: Solve for x
    x = 84,437,721/6,443
  6. Step 6: Final answer
    x = 13,105.34

Related Problems

Find third proportional to 3,221.50 and 4,594.50
Half scale
Find third proportional to 12,886 and 18,378
Double scale
Find third proportional to 6,445 and 9,192
Similar ratio
Find third proportional to 9,664.50 and 13,783.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.