Home / 5,388-8,196

Finding the Third Proportional to 5,388 and 8,196

Calculator

Solution

The third proportional to 5,388 and 8,196 is: 12,467.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388 : 8,196 = 8,196 : x
  2. Step 2: Convert to fraction form
    5,388/8,196 = 8,196/x
  3. Step 3: Cross multiply
    5,388x = 8,196 × 8,196
  4. Step 4: Simplify right side
    5,388x = 67,174,416
  5. Step 5: Solve for x
    x = 67,174,416/5,388
  6. Step 6: Final answer
    x = 12,467.41

Related Problems

Find third proportional to 2,694 and 4,098
Half scale
Find third proportional to 10,776 and 16,392
Double scale
Find third proportional to 5,390 and 8,199
Similar ratio
Find third proportional to 8,082 and 12,294
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.