Home / 7,424.40-10,245.68-4,067.24

Finding the Fourth Proportional to 7,424.40, 10,245.68 and 4,067.24

Calculator

Solution

The fourth proportional to 7,424.40, 10,245.68 and 4,067.24 is: 5,612.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.40 : 10,245.68 = 4,067.24 : x
  2. Step 2: Convert to fraction form
    7,424.40/10,245.68 = 4,067.24/x
  3. Step 3: Cross multiply
    7,424.40x = 10,245.68 × 4,067.24
  4. Step 4: Simplify right side
    7,424.40x = 41,671,639.52
  5. Step 5: Solve for x
    x = 41,671,639.52/7,424.40
  6. Step 6: Final answer
    x = 5,612.80

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.