Home / 1,271-2,647

Finding the Third Proportional to 1,271 and 2,647

Calculator

Solution

The third proportional to 1,271 and 2,647 is: 5,512.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271 : 2,647 = 2,647 : x
  2. Step 2: Convert to fraction form
    1,271/2,647 = 2,647/x
  3. Step 3: Cross multiply
    1,271x = 2,647 × 2,647
  4. Step 4: Simplify right side
    1,271x = 7,006,609
  5. Step 5: Solve for x
    x = 7,006,609/1,271
  6. Step 6: Final answer
    x = 5,512.67

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.