Home / 1,328-3,488

Finding the Third Proportional to 1,328 and 3,488

Calculator

Solution

The third proportional to 1,328 and 3,488 is: 9,161.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328 : 3,488 = 3,488 : x
  2. Step 2: Convert to fraction form
    1,328/3,488 = 3,488/x
  3. Step 3: Cross multiply
    1,328x = 3,488 × 3,488
  4. Step 4: Simplify right side
    1,328x = 12,166,144
  5. Step 5: Solve for x
    x = 12,166,144/1,328
  6. Step 6: Final answer
    x = 9,161.25

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.