Home / 1,256.11-1,884.31-606.38

Finding the Fourth Proportional to 1,256.11, 1,884.31 and 606.38

Calculator

Solution

The fourth proportional to 1,256.11, 1,884.31 and 606.38 is: 909.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256.11 : 1,884.31 = 606.38 : x
  2. Step 2: Convert to fraction form
    1,256.11/1,884.31 = 606.38/x
  3. Step 3: Cross multiply
    1,256.11x = 1,884.31 × 606.38
  4. Step 4: Simplify right side
    1,256.11x = 1,142,596.96
  5. Step 5: Solve for x
    x = 1,142,596.96/1,256.11
  6. Step 6: Final answer
    x = 909.63

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.