Home / 986-2,147

Finding the Third Proportional to 986 and 2,147

Calculator

Solution

The third proportional to 986 and 2,147 is: 4,675.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    986 : 2,147 = 2,147 : x
  2. Step 2: Convert to fraction form
    986/2,147 = 2,147/x
  3. Step 3: Cross multiply
    986x = 2,147 × 2,147
  4. Step 4: Simplify right side
    986x = 4,609,609
  5. Step 5: Solve for x
    x = 4,609,609/986
  6. Step 6: Final answer
    x = 4,675.06

Related Problems

Find third proportional to 493 and 1,073.50
Half scale
Find third proportional to 1,972 and 4,294
Double scale
Find third proportional to 988 and 2,151
Similar ratio
Find third proportional to 1,479 and 3,220.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.