Home / 2,764.44-4,146.62-712.44

Finding the Fourth Proportional to 2,764.44, 4,146.62 and 712.44

Calculator

Solution

The fourth proportional to 2,764.44, 4,146.62 and 712.44 is: 1,068.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764.44 : 4,146.62 = 712.44 : x
  2. Step 2: Convert to fraction form
    2,764.44/4,146.62 = 712.44/x
  3. Step 3: Cross multiply
    2,764.44x = 4,146.62 × 712.44
  4. Step 4: Simplify right side
    2,764.44x = 2,954,217.95
  5. Step 5: Solve for x
    x = 2,954,217.95/2,764.44
  6. Step 6: Final answer
    x = 1,068.65

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.