Home / 3,308.46-4,565.16-2,131.13

Finding the Fourth Proportional to 3,308.46, 4,565.16 and 2,131.13

Calculator

Solution

The fourth proportional to 3,308.46, 4,565.16 and 2,131.13 is: 2,940.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.46 : 4,565.16 = 2,131.13 : x
  2. Step 2: Convert to fraction form
    3,308.46/4,565.16 = 2,131.13/x
  3. Step 3: Cross multiply
    3,308.46x = 4,565.16 × 2,131.13
  4. Step 4: Simplify right side
    3,308.46x = 9,728,926.61
  5. Step 5: Solve for x
    x = 9,728,926.61/3,308.46
  6. Step 6: Final answer
    x = 2,940.62

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.