Home / 3,146-4,395

Finding the Third Proportional to 3,146 and 4,395

Calculator

Solution

The third proportional to 3,146 and 4,395 is: 6,139.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146 : 4,395 = 4,395 : x
  2. Step 2: Convert to fraction form
    3,146/4,395 = 4,395/x
  3. Step 3: Cross multiply
    3,146x = 4,395 × 4,395
  4. Step 4: Simplify right side
    3,146x = 19,316,025
  5. Step 5: Solve for x
    x = 19,316,025/3,146
  6. Step 6: Final answer
    x = 6,139.87

Related Problems

Find third proportional to 1,573 and 2,197.50
Half scale
Find third proportional to 6,292 and 8,790
Double scale
Find third proportional to 3,148 and 4,398
Similar ratio
Find third proportional to 4,719 and 6,592.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.