Home / 3,079.22-4,620.46-1,781.60

Finding the Fourth Proportional to 3,079.22, 4,620.46 and 1,781.60

Calculator

Solution

The fourth proportional to 3,079.22, 4,620.46 and 1,781.60 is: 2,673.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.22 : 4,620.46 = 1,781.60 : x
  2. Step 2: Convert to fraction form
    3,079.22/4,620.46 = 1,781.60/x
  3. Step 3: Cross multiply
    3,079.22x = 4,620.46 × 1,781.60
  4. Step 4: Simplify right side
    3,079.22x = 8,231,811.54
  5. Step 5: Solve for x
    x = 8,231,811.54/3,079.22
  6. Step 6: Final answer
    x = 2,673.34

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.