Home / 845-1,955

Finding the Third Proportional to 845 and 1,955

Calculator

Solution

The third proportional to 845 and 1,955 is: 4,523.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    845 : 1,955 = 1,955 : x
  2. Step 2: Convert to fraction form
    845/1,955 = 1,955/x
  3. Step 3: Cross multiply
    845x = 1,955 × 1,955
  4. Step 4: Simplify right side
    845x = 3,822,025
  5. Step 5: Solve for x
    x = 3,822,025/845
  6. Step 6: Final answer
    x = 4,523.11

Related Problems

Find third proportional to 422.50 and 977.50
Half scale
Find third proportional to 1,690 and 3,910
Double scale
Find third proportional to 847 and 1,960
Similar ratio
Find third proportional to 1,267.50 and 2,932.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.