Home / 7,401.33-11,102.09-4,135.20

Finding the Fourth Proportional to 7,401.33, 11,102.09 and 4,135.20

Calculator

Solution

The fourth proportional to 7,401.33, 11,102.09 and 4,135.20 is: 6,202.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401.33 : 11,102.09 = 4,135.20 : x
  2. Step 2: Convert to fraction form
    7,401.33/11,102.09 = 4,135.20/x
  3. Step 3: Cross multiply
    7,401.33x = 11,102.09 × 4,135.20
  4. Step 4: Simplify right side
    7,401.33x = 45,909,341.89
  5. Step 5: Solve for x
    x = 45,909,341.89/7,401.33
  6. Step 6: Final answer
    x = 6,202.85

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.