Home / 3,512-7,717

Finding the Third Proportional to 3,512 and 7,717

Calculator

Solution

The third proportional to 3,512 and 7,717 is: 16,956.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512 : 7,717 = 7,717 : x
  2. Step 2: Convert to fraction form
    3,512/7,717 = 7,717/x
  3. Step 3: Cross multiply
    3,512x = 7,717 × 7,717
  4. Step 4: Simplify right side
    3,512x = 59,552,089
  5. Step 5: Solve for x
    x = 59,552,089/3,512
  6. Step 6: Final answer
    x = 16,956.75

Related Problems

Find third proportional to 1,756 and 3,858.50
Half scale
Find third proportional to 7,024 and 15,434
Double scale
Find third proportional to 3,514 and 7,721
Similar ratio
Find third proportional to 5,268 and 11,575.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.