Home / 8,860.48-12,229.12-5,134.48

Finding the Fourth Proportional to 8,860.48, 12,229.12 and 5,134.48

Calculator

Solution

The fourth proportional to 8,860.48, 12,229.12 and 5,134.48 is: 7,086.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.48 : 12,229.12 = 5,134.48 : x
  2. Step 2: Convert to fraction form
    8,860.48/12,229.12 = 5,134.48/x
  3. Step 3: Cross multiply
    8,860.48x = 12,229.12 × 5,134.48
  4. Step 4: Simplify right side
    8,860.48x = 62,790,172.06
  5. Step 5: Solve for x
    x = 62,790,172.06/8,860.48
  6. Step 6: Final answer
    x = 7,086.54

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.