Home / 7,644.76-11,464.42-3,481.28

Finding the Fourth Proportional to 7,644.76, 11,464.42 and 3,481.28

Calculator

Solution

The fourth proportional to 7,644.76, 11,464.42 and 3,481.28 is: 5,220.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.76 : 11,464.42 = 3,481.28 : x
  2. Step 2: Convert to fraction form
    7,644.76/11,464.42 = 3,481.28/x
  3. Step 3: Cross multiply
    7,644.76x = 11,464.42 × 3,481.28
  4. Step 4: Simplify right side
    7,644.76x = 39,910,856.06
  5. Step 5: Solve for x
    x = 39,910,856.06/7,644.76
  6. Step 6: Final answer
    x = 5,220.68

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.