Home / 5,530-8,147

Finding the Third Proportional to 5,530 and 8,147

Calculator

Solution

The third proportional to 5,530 and 8,147 is: 12,002.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530 : 8,147 = 8,147 : x
  2. Step 2: Convert to fraction form
    5,530/8,147 = 8,147/x
  3. Step 3: Cross multiply
    5,530x = 8,147 × 8,147
  4. Step 4: Simplify right side
    5,530x = 66,373,609
  5. Step 5: Solve for x
    x = 66,373,609/5,530
  6. Step 6: Final answer
    x = 12,002.46

Related Problems

Find third proportional to 2,765 and 4,073.50
Half scale
Find third proportional to 11,060 and 16,294
Double scale
Find third proportional to 5,532 and 8,150
Similar ratio
Find third proportional to 8,295 and 12,220.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.