Home / 4,115.29-6,168.84-2,655.47

Finding the Fourth Proportional to 4,115.29, 6,168.84 and 2,655.47

Calculator

Solution

The fourth proportional to 4,115.29, 6,168.84 and 2,655.47 is: 3,980.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.29 : 6,168.84 = 2,655.47 : x
  2. Step 2: Convert to fraction form
    4,115.29/6,168.84 = 2,655.47/x
  3. Step 3: Cross multiply
    4,115.29x = 6,168.84 × 2,655.47
  4. Step 4: Simplify right side
    4,115.29x = 16,381,169.55
  5. Step 5: Solve for x
    x = 16,381,169.55/4,115.29
  6. Step 6: Final answer
    x = 3,980.56

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.