Home / 8,849.09-12,132.60-8,691.14

Finding the Fourth Proportional to 8,849.09, 12,132.60 and 8,691.14

Calculator

Solution

The fourth proportional to 8,849.09, 12,132.60 and 8,691.14 is: 11,916.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.09 : 12,132.60 = 8,691.14 : x
  2. Step 2: Convert to fraction form
    8,849.09/12,132.60 = 8,691.14/x
  3. Step 3: Cross multiply
    8,849.09x = 12,132.60 × 8,691.14
  4. Step 4: Simplify right side
    8,849.09x = 105,446,064.50
  5. Step 5: Solve for x
    x = 105,446,064.50/8,849.09
  6. Step 6: Final answer
    x = 11,916.04

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.