Home / 12,176.54-16,803.87-7,144.62

Finding the Fourth Proportional to 12,176.54, 16,803.87 and 7,144.62

Calculator

Solution

The fourth proportional to 12,176.54, 16,803.87 and 7,144.62 is: 9,859.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176.54 : 16,803.87 = 7,144.62 : x
  2. Step 2: Convert to fraction form
    12,176.54/16,803.87 = 7,144.62/x
  3. Step 3: Cross multiply
    12,176.54x = 16,803.87 × 7,144.62
  4. Step 4: Simplify right side
    12,176.54x = 120,057,265.68
  5. Step 5: Solve for x
    x = 120,057,265.68/12,176.54
  6. Step 6: Final answer
    x = 9,859.72

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.