Home / 8,079.59-12,123.24-4,183.98

Finding the Fourth Proportional to 8,079.59, 12,123.24 and 4,183.98

Calculator

Solution

The fourth proportional to 8,079.59, 12,123.24 and 4,183.98 is: 6,277.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,079.59 : 12,123.24 = 4,183.98 : x
  2. Step 2: Convert to fraction form
    8,079.59/12,123.24 = 4,183.98/x
  3. Step 3: Cross multiply
    8,079.59x = 12,123.24 × 4,183.98
  4. Step 4: Simplify right side
    8,079.59x = 50,723,393.70
  5. Step 5: Solve for x
    x = 50,723,393.70/8,079.59
  6. Step 6: Final answer
    x = 6,277.97

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.