Home / 7,847-11,530

Finding the Third Proportional to 7,847 and 11,530

Calculator

Solution

The third proportional to 7,847 and 11,530 is: 16,941.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847 : 11,530 = 11,530 : x
  2. Step 2: Convert to fraction form
    7,847/11,530 = 11,530/x
  3. Step 3: Cross multiply
    7,847x = 11,530 × 11,530
  4. Step 4: Simplify right side
    7,847x = 132,940,900
  5. Step 5: Solve for x
    x = 132,940,900/7,847
  6. Step 6: Final answer
    x = 16,941.62

Related Problems

Find third proportional to 3,923.50 and 5,765
Half scale
Find third proportional to 15,694 and 23,060
Double scale
Find third proportional to 7,849 and 11,533
Similar ratio
Find third proportional to 11,770.50 and 17,295
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.