Home / 2,078.53-2,867.50-1,371.33

Finding the Fourth Proportional to 2,078.53, 2,867.50 and 1,371.33

Calculator

Solution

The fourth proportional to 2,078.53, 2,867.50 and 1,371.33 is: 1,891.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078.53 : 2,867.50 = 1,371.33 : x
  2. Step 2: Convert to fraction form
    2,078.53/2,867.50 = 1,371.33/x
  3. Step 3: Cross multiply
    2,078.53x = 2,867.50 × 1,371.33
  4. Step 4: Simplify right side
    2,078.53x = 3,932,290.49
  5. Step 5: Solve for x
    x = 3,932,290.49/2,078.53
  6. Step 6: Final answer
    x = 1,891.86

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.