Home / 3,170-6,886

Finding the Third Proportional to 3,170 and 6,886

Calculator

Solution

The third proportional to 3,170 and 6,886 is: 14,958.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170 : 6,886 = 6,886 : x
  2. Step 2: Convert to fraction form
    3,170/6,886 = 6,886/x
  3. Step 3: Cross multiply
    3,170x = 6,886 × 6,886
  4. Step 4: Simplify right side
    3,170x = 47,416,996
  5. Step 5: Solve for x
    x = 47,416,996/3,170
  6. Step 6: Final answer
    x = 14,958.04

Related Problems

Find third proportional to 1,585 and 3,443
Half scale
Find third proportional to 6,340 and 13,772
Double scale
Find third proportional to 3,172 and 6,890
Similar ratio
Find third proportional to 4,755 and 10,329
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.