Home / 4,277.81-6,620.91

Finding the Third Proportional to 4,277.81 and 6,620.91

Calculator

Solution

The third proportional to 4,277.81 and 6,620.91 is: 10,247.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.81 : 6,620.91 = 6,620.91 : x
  2. Step 2: Convert to fraction form
    4,277.81/6,620.91 = 6,620.91/x
  3. Step 3: Cross multiply
    4,277.81x = 6,620.91 × 6,620.91
  4. Step 4: Simplify right side
    4,277.81x = 43,836,399.57
  5. Step 5: Solve for x
    x = 43,836,399.57/4,277.81
  6. Step 6: Final answer
    x = 10,247.39

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.