Home / 3,858.38-5,324.51-2,179.76

Finding the Fourth Proportional to 3,858.38, 5,324.51 and 2,179.76

Calculator

Solution

The fourth proportional to 3,858.38, 5,324.51 and 2,179.76 is: 3,008.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858.38 : 5,324.51 = 2,179.76 : x
  2. Step 2: Convert to fraction form
    3,858.38/5,324.51 = 2,179.76/x
  3. Step 3: Cross multiply
    3,858.38x = 5,324.51 × 2,179.76
  4. Step 4: Simplify right side
    3,858.38x = 11,606,132.74
  5. Step 5: Solve for x
    x = 11,606,132.74/3,858.38
  6. Step 6: Final answer
    x = 3,008.03

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.