Home / 931-1,964

Finding the Third Proportional to 931 and 1,964

Calculator

Solution

The third proportional to 931 and 1,964 is: 4,143.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    931 : 1,964 = 1,964 : x
  2. Step 2: Convert to fraction form
    931/1,964 = 1,964/x
  3. Step 3: Cross multiply
    931x = 1,964 × 1,964
  4. Step 4: Simplify right side
    931x = 3,857,296
  5. Step 5: Solve for x
    x = 3,857,296/931
  6. Step 6: Final answer
    x = 4,143.18

Related Problems

Find third proportional to 465.50 and 982
Half scale
Find third proportional to 1,862 and 3,928
Double scale
Find third proportional to 933 and 1,968
Similar ratio
Find third proportional to 1,396.50 and 2,946
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.