Home / 4,915-8,686

Finding the Third Proportional to 4,915 and 8,686

Calculator

Solution

The third proportional to 4,915 and 8,686 is: 15,350.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915 : 8,686 = 8,686 : x
  2. Step 2: Convert to fraction form
    4,915/8,686 = 8,686/x
  3. Step 3: Cross multiply
    4,915x = 8,686 × 8,686
  4. Step 4: Simplify right side
    4,915x = 75,446,596
  5. Step 5: Solve for x
    x = 75,446,596/4,915
  6. Step 6: Final answer
    x = 15,350.27

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.77) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.