Home / 759.84-1,660.78

Finding the Third Proportional to 759.84 and 1,660.78

Calculator

Solution

The third proportional to 759.84 and 1,660.78 is: 3,629.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    759.84 : 1,660.78 = 1,660.78 : x
  2. Step 2: Convert to fraction form
    759.84/1,660.78 = 1,660.78/x
  3. Step 3: Cross multiply
    759.84x = 1,660.78 × 1,660.78
  4. Step 4: Simplify right side
    759.84x = 2,758,194.36
  5. Step 5: Solve for x
    x = 2,758,194.36/759.84
  6. Step 6: Final answer
    x = 3,629.95

Related Problems

Find third proportional to 379.92 and 830.39
Half scale
Find third proportional to 1,519.69 and 3,321.56
Double scale
Find third proportional to 762 and 1,665
Similar ratio
Find third proportional to 1,139.77 and 2,491.17
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.