Home / 8,949.80-12,352.48-5,717.54

Finding the Fourth Proportional to 8,949.80, 12,352.48 and 5,717.54

Calculator

Solution

The fourth proportional to 8,949.80, 12,352.48 and 5,717.54 is: 7,891.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.80 : 12,352.48 = 5,717.54 : x
  2. Step 2: Convert to fraction form
    8,949.80/12,352.48 = 5,717.54/x
  3. Step 3: Cross multiply
    8,949.80x = 12,352.48 × 5,717.54
  4. Step 4: Simplify right side
    8,949.80x = 70,625,798.50
  5. Step 5: Solve for x
    x = 70,625,798.50/8,949.80
  6. Step 6: Final answer
    x = 7,891.33

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.