Home / 7,863-11,427

Finding the Third Proportional to 7,863 and 11,427

Calculator

Solution

The third proportional to 7,863 and 11,427 is: 16,606.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863 : 11,427 = 11,427 : x
  2. Step 2: Convert to fraction form
    7,863/11,427 = 11,427/x
  3. Step 3: Cross multiply
    7,863x = 11,427 × 11,427
  4. Step 4: Simplify right side
    7,863x = 130,576,329
  5. Step 5: Solve for x
    x = 130,576,329/7,863
  6. Step 6: Final answer
    x = 16,606.43

Related Problems

Find third proportional to 3,931.50 and 5,713.50
Half scale
Find third proportional to 15,726 and 22,854
Double scale
Find third proportional to 7,865 and 11,430
Similar ratio
Find third proportional to 11,794.50 and 17,140.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.