Home / 1,808-3,934

Finding the Third Proportional to 1,808 and 3,934

Calculator

Solution

The third proportional to 1,808 and 3,934 is: 8,559.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808 : 3,934 = 3,934 : x
  2. Step 2: Convert to fraction form
    1,808/3,934 = 3,934/x
  3. Step 3: Cross multiply
    1,808x = 3,934 × 3,934
  4. Step 4: Simplify right side
    1,808x = 15,476,356
  5. Step 5: Solve for x
    x = 15,476,356/1,808
  6. Step 6: Final answer
    x = 8,559.93

Related Problems

Find third proportional to 904 and 1,967
Half scale
Find third proportional to 3,616 and 7,868
Double scale
Find third proportional to 1,810 and 3,938
Similar ratio
Find third proportional to 2,712 and 5,901
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.