Home / 997-1,868

Finding the Third Proportional to 997 and 1,868

Calculator

Solution

The third proportional to 997 and 1,868 is: 3,499.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    997 : 1,868 = 1,868 : x
  2. Step 2: Convert to fraction form
    997/1,868 = 1,868/x
  3. Step 3: Cross multiply
    997x = 1,868 × 1,868
  4. Step 4: Simplify right side
    997x = 3,489,424
  5. Step 5: Solve for x
    x = 3,489,424/997
  6. Step 6: Final answer
    x = 3,499.92

Related Problems

Find third proportional to 498.50 and 934
Half scale
Find third proportional to 1,994 and 3,736
Double scale
Find third proportional to 999 and 1,872
Similar ratio
Find third proportional to 1,495.50 and 2,802
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.87) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.