Home / 3,485.28-4,809.88-1,993.11

Finding the Fourth Proportional to 3,485.28, 4,809.88 and 1,993.11

Calculator

Solution

The fourth proportional to 3,485.28, 4,809.88 and 1,993.11 is: 2,750.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.28 : 4,809.88 = 1,993.11 : x
  2. Step 2: Convert to fraction form
    3,485.28/4,809.88 = 1,993.11/x
  3. Step 3: Cross multiply
    3,485.28x = 4,809.88 × 1,993.11
  4. Step 4: Simplify right side
    3,485.28x = 9,586,604.38
  5. Step 5: Solve for x
    x = 9,586,604.38/3,485.28
  6. Step 6: Final answer
    x = 2,750.60

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.