Home / 3,140.80-4,336.23-2,022.16

Finding the Fourth Proportional to 3,140.80, 4,336.23 and 2,022.16

Calculator

Solution

The fourth proportional to 3,140.80, 4,336.23 and 2,022.16 is: 2,791.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140.80 : 4,336.23 = 2,022.16 : x
  2. Step 2: Convert to fraction form
    3,140.80/4,336.23 = 2,022.16/x
  3. Step 3: Cross multiply
    3,140.80x = 4,336.23 × 2,022.16
  4. Step 4: Simplify right side
    3,140.80x = 8,768,550.86
  5. Step 5: Solve for x
    x = 8,768,550.86/3,140.80
  6. Step 6: Final answer
    x = 2,791.82

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.