Home / 3,380-7,029

Finding the Third Proportional to 3,380 and 7,029

Calculator

Solution

The third proportional to 3,380 and 7,029 is: 14,617.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380 : 7,029 = 7,029 : x
  2. Step 2: Convert to fraction form
    3,380/7,029 = 7,029/x
  3. Step 3: Cross multiply
    3,380x = 7,029 × 7,029
  4. Step 4: Simplify right side
    3,380x = 49,406,841
  5. Step 5: Solve for x
    x = 49,406,841/3,380
  6. Step 6: Final answer
    x = 14,617.41

Related Problems

Find third proportional to 1,690 and 3,514.50
Half scale
Find third proportional to 6,760 and 14,058
Double scale
Find third proportional to 3,382 and 7,033
Similar ratio
Find third proportional to 5,070 and 10,543.50
1.5x scale

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.