Home / 7,067.76-9,753.68-3,924.24

Finding the Fourth Proportional to 7,067.76, 9,753.68 and 3,924.24

Calculator

Solution

The fourth proportional to 7,067.76, 9,753.68 and 3,924.24 is: 5,415.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067.76 : 9,753.68 = 3,924.24 : x
  2. Step 2: Convert to fraction form
    7,067.76/9,753.68 = 3,924.24/x
  3. Step 3: Cross multiply
    7,067.76x = 9,753.68 × 3,924.24
  4. Step 4: Simplify right side
    7,067.76x = 38,275,781.20
  5. Step 5: Solve for x
    x = 38,275,781.20/7,067.76
  6. Step 6: Final answer
    x = 5,415.55

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.