Home / 6,740-13,756

Finding the Third Proportional to 6,740 and 13,756

Calculator

Solution

The third proportional to 6,740 and 13,756 is: 28,075.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740 : 13,756 = 13,756 : x
  2. Step 2: Convert to fraction form
    6,740/13,756 = 13,756/x
  3. Step 3: Cross multiply
    6,740x = 13,756 × 13,756
  4. Step 4: Simplify right side
    6,740x = 189,227,536
  5. Step 5: Solve for x
    x = 189,227,536/6,740
  6. Step 6: Final answer
    x = 28,075.30

Related Problems

Find third proportional to 3,370 and 6,878
Half scale
Find third proportional to 13,480 and 27,512
Double scale
Find third proportional to 6,742 and 13,760
Similar ratio
Find third proportional to 10,110 and 20,634
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.