Home / 3,578.73-4,938.63-2,181.48

Finding the Fourth Proportional to 3,578.73, 4,938.63 and 2,181.48

Calculator

Solution

The fourth proportional to 3,578.73, 4,938.63 and 2,181.48 is: 3,010.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.73 : 4,938.63 = 2,181.48 : x
  2. Step 2: Convert to fraction form
    3,578.73/4,938.63 = 2,181.48/x
  3. Step 3: Cross multiply
    3,578.73x = 4,938.63 × 2,181.48
  4. Step 4: Simplify right side
    3,578.73x = 10,773,522.57
  5. Step 5: Solve for x
    x = 10,773,522.57/3,578.73
  6. Step 6: Final answer
    x = 3,010.43

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.