Home / 5,183.70-7,777.50-3,105.18

Finding the Fourth Proportional to 5,183.70, 7,777.50 and 3,105.18

Calculator

Solution

The fourth proportional to 5,183.70, 7,777.50 and 3,105.18 is: 4,658.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.70 : 7,777.50 = 3,105.18 : x
  2. Step 2: Convert to fraction form
    5,183.70/7,777.50 = 3,105.18/x
  3. Step 3: Cross multiply
    5,183.70x = 7,777.50 × 3,105.18
  4. Step 4: Simplify right side
    5,183.70x = 24,150,537.45
  5. Step 5: Solve for x
    x = 24,150,537.45/5,183.70
  6. Step 6: Final answer
    x = 4,658.94

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.