Home / 2,891.77-4,338.56-1,249.09

Finding the Fourth Proportional to 2,891.77, 4,338.56 and 1,249.09

Calculator

Solution

The fourth proportional to 2,891.77, 4,338.56 and 1,249.09 is: 1,874.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891.77 : 4,338.56 = 1,249.09 : x
  2. Step 2: Convert to fraction form
    2,891.77/4,338.56 = 1,249.09/x
  3. Step 3: Cross multiply
    2,891.77x = 4,338.56 × 1,249.09
  4. Step 4: Simplify right side
    2,891.77x = 5,419,244.19
  5. Step 5: Solve for x
    x = 5,419,244.19/2,891.77
  6. Step 6: Final answer
    x = 1,874.02

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.