Home / 2,771.52-4,156.82-922.29

Finding the Fourth Proportional to 2,771.52, 4,156.82 and 922.29

Calculator

Solution

The fourth proportional to 2,771.52, 4,156.82 and 922.29 is: 1,383.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771.52 : 4,156.82 = 922.29 : x
  2. Step 2: Convert to fraction form
    2,771.52/4,156.82 = 922.29/x
  3. Step 3: Cross multiply
    2,771.52x = 4,156.82 × 922.29
  4. Step 4: Simplify right side
    2,771.52x = 3,833,776.78
  5. Step 5: Solve for x
    x = 3,833,776.78/2,771.52
  6. Step 6: Final answer
    x = 1,383.28

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.