Home / 962-1,991

Finding the Third Proportional to 962 and 1,991

Calculator

Solution

The third proportional to 962 and 1,991 is: 4,120.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    962 : 1,991 = 1,991 : x
  2. Step 2: Convert to fraction form
    962/1,991 = 1,991/x
  3. Step 3: Cross multiply
    962x = 1,991 × 1,991
  4. Step 4: Simplify right side
    962x = 3,964,081
  5. Step 5: Solve for x
    x = 3,964,081/962
  6. Step 6: Final answer
    x = 4,120.67

Related Problems

Find third proportional to 481 and 995.50
Half scale
Find third proportional to 1,924 and 3,982
Double scale
Find third proportional to 964 and 1,995
Similar ratio
Find third proportional to 1,443 and 2,986.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.