Home / 4,086.43-5,638.68-2,317.69

Finding the Fourth Proportional to 4,086.43, 5,638.68 and 2,317.69

Calculator

Solution

The fourth proportional to 4,086.43, 5,638.68 and 2,317.69 is: 3,198.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.43 : 5,638.68 = 2,317.69 : x
  2. Step 2: Convert to fraction form
    4,086.43/5,638.68 = 2,317.69/x
  3. Step 3: Cross multiply
    4,086.43x = 5,638.68 × 2,317.69
  4. Step 4: Simplify right side
    4,086.43x = 13,068,698.15
  5. Step 5: Solve for x
    x = 13,068,698.15/4,086.43
  6. Step 6: Final answer
    x = 3,198.07

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.