Home / 791.34-1,092.22-525.80

Finding the Fourth Proportional to 791.34, 1,092.22 and 525.80

Calculator

Solution

The fourth proportional to 791.34, 1,092.22 and 525.80 is: 725.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    791.34 : 1,092.22 = 525.80 : x
  2. Step 2: Convert to fraction form
    791.34/1,092.22 = 525.80/x
  3. Step 3: Cross multiply
    791.34x = 1,092.22 × 525.80
  4. Step 4: Simplify right side
    791.34x = 574,282.50
  5. Step 5: Solve for x
    x = 574,282.50/791.34
  6. Step 6: Final answer
    x = 725.71

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.