Home / 7,324.95-10,108.20-4,138.38

Finding the Fourth Proportional to 7,324.95, 10,108.20 and 4,138.38

Calculator

Solution

The fourth proportional to 7,324.95, 10,108.20 and 4,138.38 is: 5,710.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.95 : 10,108.20 = 4,138.38 : x
  2. Step 2: Convert to fraction form
    7,324.95/10,108.20 = 4,138.38/x
  3. Step 3: Cross multiply
    7,324.95x = 10,108.20 × 4,138.38
  4. Step 4: Simplify right side
    7,324.95x = 41,831,572.72
  5. Step 5: Solve for x
    x = 41,831,572.72/7,324.95
  6. Step 6: Final answer
    x = 5,710.83

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.