Home / 3,231-4,458.57-1,904.64

Finding the Fourth Proportional to 3,231, 4,458.57 and 1,904.64

Calculator

Solution

The fourth proportional to 3,231, 4,458.57 and 1,904.64 is: 2,628.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231 : 4,458.57 = 1,904.64 : x
  2. Step 2: Convert to fraction form
    3,231/4,458.57 = 1,904.64/x
  3. Step 3: Cross multiply
    3,231x = 4,458.57 × 1,904.64
  4. Step 4: Simplify right side
    3,231x = 8,491,970.76
  5. Step 5: Solve for x
    x = 8,491,970.76/3,231
  6. Step 6: Final answer
    x = 2,628.28

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.