Home / 4,006.88-5,522.91-3,121.16

Finding the Fourth Proportional to 4,006.88, 5,522.91 and 3,121.16

Calculator

Solution

The fourth proportional to 4,006.88, 5,522.91 and 3,121.16 is: 4,302.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.88 : 5,522.91 = 3,121.16 : x
  2. Step 2: Convert to fraction form
    4,006.88/5,522.91 = 3,121.16/x
  3. Step 3: Cross multiply
    4,006.88x = 5,522.91 × 3,121.16
  4. Step 4: Simplify right side
    4,006.88x = 17,237,885.78
  5. Step 5: Solve for x
    x = 17,237,885.78/4,006.88
  6. Step 6: Final answer
    x = 4,302.07

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.