Home / 5,318-7,822

Finding the Third Proportional to 5,318 and 7,822

Calculator

Solution

The third proportional to 5,318 and 7,822 is: 11,505.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318 : 7,822 = 7,822 : x
  2. Step 2: Convert to fraction form
    5,318/7,822 = 7,822/x
  3. Step 3: Cross multiply
    5,318x = 7,822 × 7,822
  4. Step 4: Simplify right side
    5,318x = 61,183,684
  5. Step 5: Solve for x
    x = 61,183,684/5,318
  6. Step 6: Final answer
    x = 11,505.02

Related Problems

Find third proportional to 2,659 and 3,911
Half scale
Find third proportional to 10,636 and 15,644
Double scale
Find third proportional to 5,320 and 7,825
Similar ratio
Find third proportional to 7,977 and 11,733
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.