Home / 4,287.74-5,917.19-2,399.39

Finding the Fourth Proportional to 4,287.74, 5,917.19 and 2,399.39

Calculator

Solution

The fourth proportional to 4,287.74, 5,917.19 and 2,399.39 is: 3,311.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.74 : 5,917.19 = 2,399.39 : x
  2. Step 2: Convert to fraction form
    4,287.74/5,917.19 = 2,399.39/x
  3. Step 3: Cross multiply
    4,287.74x = 5,917.19 × 2,399.39
  4. Step 4: Simplify right side
    4,287.74x = 14,197,604.93
  5. Step 5: Solve for x
    x = 14,197,604.93/4,287.74
  6. Step 6: Final answer
    x = 3,311.21

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.