Home / 3,190.34-4,785.60-881.84

Finding the Fourth Proportional to 3,190.34, 4,785.60 and 881.84

Calculator

Solution

The fourth proportional to 3,190.34, 4,785.60 and 881.84 is: 1,322.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.34 : 4,785.60 = 881.84 : x
  2. Step 2: Convert to fraction form
    3,190.34/4,785.60 = 881.84/x
  3. Step 3: Cross multiply
    3,190.34x = 4,785.60 × 881.84
  4. Step 4: Simplify right side
    3,190.34x = 4,220,133.50
  5. Step 5: Solve for x
    x = 4,220,133.50/3,190.34
  6. Step 6: Final answer
    x = 1,322.78

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.