Home / 2,916-7,078

Finding the Third Proportional to 2,916 and 7,078

Calculator

Solution

The third proportional to 2,916 and 7,078 is: 17,180.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916 : 7,078 = 7,078 : x
  2. Step 2: Convert to fraction form
    2,916/7,078 = 7,078/x
  3. Step 3: Cross multiply
    2,916x = 7,078 × 7,078
  4. Step 4: Simplify right side
    2,916x = 50,098,084
  5. Step 5: Solve for x
    x = 50,098,084/2,916
  6. Step 6: Final answer
    x = 17,180.41

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.