Home / 7,286.50-10,940.68-4,170.02

Finding the Fourth Proportional to 7,286.50, 10,940.68 and 4,170.02

Calculator

Solution

The fourth proportional to 7,286.50, 10,940.68 and 4,170.02 is: 6,261.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.50 : 10,940.68 = 4,170.02 : x
  2. Step 2: Convert to fraction form
    7,286.50/10,940.68 = 4,170.02/x
  3. Step 3: Cross multiply
    7,286.50x = 10,940.68 × 4,170.02
  4. Step 4: Simplify right side
    7,286.50x = 45,622,886.98
  5. Step 5: Solve for x
    x = 45,622,886.98/7,286.50
  6. Step 6: Final answer
    x = 6,261.29

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.