Home / 725-1,123

Finding the Third Proportional to 725 and 1,123

Calculator

Solution

The third proportional to 725 and 1,123 is: 1,739.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    725 : 1,123 = 1,123 : x
  2. Step 2: Convert to fraction form
    725/1,123 = 1,123/x
  3. Step 3: Cross multiply
    725x = 1,123 × 1,123
  4. Step 4: Simplify right side
    725x = 1,261,129
  5. Step 5: Solve for x
    x = 1,261,129/725
  6. Step 6: Final answer
    x = 1,739.49

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.