Home / 3,957.20-5,455.56-3,335.12

Finding the Fourth Proportional to 3,957.20, 5,455.56 and 3,335.12

Calculator

Solution

The fourth proportional to 3,957.20, 5,455.56 and 3,335.12 is: 4,597.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957.20 : 5,455.56 = 3,335.12 : x
  2. Step 2: Convert to fraction form
    3,957.20/5,455.56 = 3,335.12/x
  3. Step 3: Cross multiply
    3,957.20x = 5,455.56 × 3,335.12
  4. Step 4: Simplify right side
    3,957.20x = 18,194,947.27
  5. Step 5: Solve for x
    x = 18,194,947.27/3,957.20
  6. Step 6: Final answer
    x = 4,597.93

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.