Home / 2,936.16-4,404.30-961.80

Finding the Fourth Proportional to 2,936.16, 4,404.30 and 961.80

Calculator

Solution

The fourth proportional to 2,936.16, 4,404.30 and 961.80 is: 1,442.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.16 : 4,404.30 = 961.80 : x
  2. Step 2: Convert to fraction form
    2,936.16/4,404.30 = 961.80/x
  3. Step 3: Cross multiply
    2,936.16x = 4,404.30 × 961.80
  4. Step 4: Simplify right side
    2,936.16x = 4,236,055.74
  5. Step 5: Solve for x
    x = 4,236,055.74/2,936.16
  6. Step 6: Final answer
    x = 1,442.72

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.