Home / 10,879.72-15,014.50-6,100.20

Finding the Fourth Proportional to 10,879.72, 15,014.50 and 6,100.20

Calculator

Solution

The fourth proportional to 10,879.72, 15,014.50 and 6,100.20 is: 8,418.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,879.72 : 15,014.50 = 6,100.20 : x
  2. Step 2: Convert to fraction form
    10,879.72/15,014.50 = 6,100.20/x
  3. Step 3: Cross multiply
    10,879.72x = 15,014.50 × 6,100.20
  4. Step 4: Simplify right side
    10,879.72x = 91,591,452.90
  5. Step 5: Solve for x
    x = 91,591,452.90/10,879.72
  6. Step 6: Final answer
    x = 8,418.55

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.