Home / 5,250-8,217

Finding the Third Proportional to 5,250 and 8,217

Calculator

Solution

The third proportional to 5,250 and 8,217 is: 12,860.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250 : 8,217 = 8,217 : x
  2. Step 2: Convert to fraction form
    5,250/8,217 = 8,217/x
  3. Step 3: Cross multiply
    5,250x = 8,217 × 8,217
  4. Step 4: Simplify right side
    5,250x = 67,519,089
  5. Step 5: Solve for x
    x = 67,519,089/5,250
  6. Step 6: Final answer
    x = 12,860.78

Related Problems

Find third proportional to 2,625 and 4,108.50
Half scale
Find third proportional to 10,500 and 16,434
Double scale
Find third proportional to 5,252 and 8,220
Similar ratio
Find third proportional to 7,875 and 12,325.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.