Home / 5,351.45-7,385.16-2,993.58

Finding the Fourth Proportional to 5,351.45, 7,385.16 and 2,993.58

Calculator

Solution

The fourth proportional to 5,351.45, 7,385.16 and 2,993.58 is: 4,131.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.45 : 7,385.16 = 2,993.58 : x
  2. Step 2: Convert to fraction form
    5,351.45/7,385.16 = 2,993.58/x
  3. Step 3: Cross multiply
    5,351.45x = 7,385.16 × 2,993.58
  4. Step 4: Simplify right side
    5,351.45x = 22,108,067.27
  5. Step 5: Solve for x
    x = 22,108,067.27/5,351.45
  6. Step 6: Final answer
    x = 4,131.23

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.