Home / 5,104.97-7,045.51-3,115.10

Finding the Fourth Proportional to 5,104.97, 7,045.51 and 3,115.10

Calculator

Solution

The fourth proportional to 5,104.97, 7,045.51 and 3,115.10 is: 4,299.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.97 : 7,045.51 = 3,115.10 : x
  2. Step 2: Convert to fraction form
    5,104.97/7,045.51 = 3,115.10/x
  3. Step 3: Cross multiply
    5,104.97x = 7,045.51 × 3,115.10
  4. Step 4: Simplify right side
    5,104.97x = 21,947,452.63
  5. Step 5: Solve for x
    x = 21,947,452.63/5,104.97
  6. Step 6: Final answer
    x = 4,299.24

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.