Home / 7,147.80-10,695.78-6,039.72

Finding the Fourth Proportional to 7,147.80, 10,695.78 and 6,039.72

Calculator

Solution

The fourth proportional to 7,147.80, 10,695.78 and 6,039.72 is: 9,037.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,147.80 : 10,695.78 = 6,039.72 : x
  2. Step 2: Convert to fraction form
    7,147.80/10,695.78 = 6,039.72/x
  3. Step 3: Cross multiply
    7,147.80x = 10,695.78 × 6,039.72
  4. Step 4: Simplify right side
    7,147.80x = 64,599,516.38
  5. Step 5: Solve for x
    x = 64,599,516.38/7,147.80
  6. Step 6: Final answer
    x = 9,037.68

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.