Home / 5,711.43-7,879.98-3,193.20

Finding the Fourth Proportional to 5,711.43, 7,879.98 and 3,193.20

Calculator

Solution

The fourth proportional to 5,711.43, 7,879.98 and 3,193.20 is: 4,405.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.43 : 7,879.98 = 3,193.20 : x
  2. Step 2: Convert to fraction form
    5,711.43/7,879.98 = 3,193.20/x
  3. Step 3: Cross multiply
    5,711.43x = 7,879.98 × 3,193.20
  4. Step 4: Simplify right side
    5,711.43x = 25,162,352.14
  5. Step 5: Solve for x
    x = 25,162,352.14/5,711.43
  6. Step 6: Final answer
    x = 4,405.61

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.