Home / 1,080-1,569.38

Finding the Third Proportional to 1,080 and 1,569.38

Calculator

Solution

The third proportional to 1,080 and 1,569.38 is: 2,280.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080 : 1,569.38 = 1,569.38 : x
  2. Step 2: Convert to fraction form
    1,080/1,569.38 = 1,569.38/x
  3. Step 3: Cross multiply
    1,080x = 1,569.38 × 1,569.38
  4. Step 4: Simplify right side
    1,080x = 2,462,937.89
  5. Step 5: Solve for x
    x = 2,462,937.89/1,080
  6. Step 6: Final answer
    x = 2,280.50

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.