Home / 7,410.42-11,115.36-2,479.95

Finding the Fourth Proportional to 7,410.42, 11,115.36 and 2,479.95

Calculator

Solution

The fourth proportional to 7,410.42, 11,115.36 and 2,479.95 is: 3,719.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.42 : 11,115.36 = 2,479.95 : x
  2. Step 2: Convert to fraction form
    7,410.42/11,115.36 = 2,479.95/x
  3. Step 3: Cross multiply
    7,410.42x = 11,115.36 × 2,479.95
  4. Step 4: Simplify right side
    7,410.42x = 27,565,537.03
  5. Step 5: Solve for x
    x = 27,565,537.03/7,410.42
  6. Step 6: Final answer
    x = 3,719.83

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.