Home / 1,938-3,179

Finding the Third Proportional to 1,938 and 3,179

Calculator

Solution

The third proportional to 1,938 and 3,179 is: 5,214.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938 : 3,179 = 3,179 : x
  2. Step 2: Convert to fraction form
    1,938/3,179 = 3,179/x
  3. Step 3: Cross multiply
    1,938x = 3,179 × 3,179
  4. Step 4: Simplify right side
    1,938x = 10,106,041
  5. Step 5: Solve for x
    x = 10,106,041/1,938
  6. Step 6: Final answer
    x = 5,214.68

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.