Home / 2,387.88-3,578.04-1,841.40

Finding the Fourth Proportional to 2,387.88, 3,578.04 and 1,841.40

Calculator

Solution

The fourth proportional to 2,387.88, 3,578.04 and 1,841.40 is: 2,759.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387.88 : 3,578.04 = 1,841.40 : x
  2. Step 2: Convert to fraction form
    2,387.88/3,578.04 = 1,841.40/x
  3. Step 3: Cross multiply
    2,387.88x = 3,578.04 × 1,841.40
  4. Step 4: Simplify right side
    2,387.88x = 6,588,602.86
  5. Step 5: Solve for x
    x = 6,588,602.86/2,387.88
  6. Step 6: Final answer
    x = 2,759.19

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.