Home / 3,841.28-5,761.64-1,375.64

Finding the Fourth Proportional to 3,841.28, 5,761.64 and 1,375.64

Calculator

Solution

The fourth proportional to 3,841.28, 5,761.64 and 1,375.64 is: 2,063.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.28 : 5,761.64 = 1,375.64 : x
  2. Step 2: Convert to fraction form
    3,841.28/5,761.64 = 1,375.64/x
  3. Step 3: Cross multiply
    3,841.28x = 5,761.64 × 1,375.64
  4. Step 4: Simplify right side
    3,841.28x = 7,925,942.45
  5. Step 5: Solve for x
    x = 7,925,942.45/3,841.28
  6. Step 6: Final answer
    x = 2,063.36

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.