Home / 7,812-8,910

Finding the Third Proportional to 7,812 and 8,910

Calculator

Solution

The third proportional to 7,812 and 8,910 is: 10,162.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,812 : 8,910 = 8,910 : x
  2. Step 2: Convert to fraction form
    7,812/8,910 = 8,910/x
  3. Step 3: Cross multiply
    7,812x = 8,910 × 8,910
  4. Step 4: Simplify right side
    7,812x = 79,388,100
  5. Step 5: Solve for x
    x = 79,388,100/7,812
  6. Step 6: Final answer
    x = 10,162.33

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.