Home / 7,960.50-11,940.75-2,488.50

Finding the Fourth Proportional to 7,960.50, 11,940.75 and 2,488.50

Calculator

Solution

The fourth proportional to 7,960.50, 11,940.75 and 2,488.50 is: 3,732.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.50 : 11,940.75 = 2,488.50 : x
  2. Step 2: Convert to fraction form
    7,960.50/11,940.75 = 2,488.50/x
  3. Step 3: Cross multiply
    7,960.50x = 11,940.75 × 2,488.50
  4. Step 4: Simplify right side
    7,960.50x = 29,714,556.38
  5. Step 5: Solve for x
    x = 29,714,556.38/7,960.50
  6. Step 6: Final answer
    x = 3,732.75

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.