Home / 2,825.78-4,213.83-2,763

Finding the Fourth Proportional to 2,825.78, 4,213.83 and 2,763

Calculator

Solution

The fourth proportional to 2,825.78, 4,213.83 and 2,763 is: 4,120.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.78 : 4,213.83 = 2,763 : x
  2. Step 2: Convert to fraction form
    2,825.78/4,213.83 = 2,763/x
  3. Step 3: Cross multiply
    2,825.78x = 4,213.83 × 2,763
  4. Step 4: Simplify right side
    2,825.78x = 11,642,812.29
  5. Step 5: Solve for x
    x = 11,642,812.29/2,825.78
  6. Step 6: Final answer
    x = 4,120.22

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.