Home / 3,827-8,272

Finding the Third Proportional to 3,827 and 8,272

Calculator

Solution

The third proportional to 3,827 and 8,272 is: 17,879.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827 : 8,272 = 8,272 : x
  2. Step 2: Convert to fraction form
    3,827/8,272 = 8,272/x
  3. Step 3: Cross multiply
    3,827x = 8,272 × 8,272
  4. Step 4: Simplify right side
    3,827x = 68,425,984
  5. Step 5: Solve for x
    x = 68,425,984/3,827
  6. Step 6: Final answer
    x = 17,879.80

Related Problems

Find third proportional to 1,913.50 and 4,136
Half scale
Find third proportional to 7,654 and 16,544
Double scale
Find third proportional to 3,829 and 8,276
Similar ratio
Find third proportional to 5,740.50 and 12,408
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.