Home / 2,544-3,945

Finding the Third Proportional to 2,544 and 3,945

Calculator

Solution

The third proportional to 2,544 and 3,945 is: 6,117.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544 : 3,945 = 3,945 : x
  2. Step 2: Convert to fraction form
    2,544/3,945 = 3,945/x
  3. Step 3: Cross multiply
    2,544x = 3,945 × 3,945
  4. Step 4: Simplify right side
    2,544x = 15,563,025
  5. Step 5: Solve for x
    x = 15,563,025/2,544
  6. Step 6: Final answer
    x = 6,117.54

Related Problems

Find third proportional to 1,272 and 1,972.50
Half scale
Find third proportional to 5,088 and 7,890
Double scale
Find third proportional to 2,546 and 3,948
Similar ratio
Find third proportional to 3,816 and 5,917.50
1.5x scale

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.