Home / 1,208-1,807

Finding the Third Proportional to 1,208 and 1,807

Calculator

Solution

The third proportional to 1,208 and 1,807 is: 2,703.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208 : 1,807 = 1,807 : x
  2. Step 2: Convert to fraction form
    1,208/1,807 = 1,807/x
  3. Step 3: Cross multiply
    1,208x = 1,807 × 1,807
  4. Step 4: Simplify right side
    1,208x = 3,265,249
  5. Step 5: Solve for x
    x = 3,265,249/1,208
  6. Step 6: Final answer
    x = 2,703.02

Related Problems

Find third proportional to 604 and 903.50
Half scale
Find third proportional to 2,416 and 3,614
Double scale
Find third proportional to 1,210 and 1,810
Similar ratio
Find third proportional to 1,812 and 2,710.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.