Home / 8,474.24-12,711.36-3,854

Finding the Fourth Proportional to 8,474.24, 12,711.36 and 3,854

Calculator

Solution

The fourth proportional to 8,474.24, 12,711.36 and 3,854 is: 5,781.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474.24 : 12,711.36 = 3,854 : x
  2. Step 2: Convert to fraction form
    8,474.24/12,711.36 = 3,854/x
  3. Step 3: Cross multiply
    8,474.24x = 12,711.36 × 3,854
  4. Step 4: Simplify right side
    8,474.24x = 48,989,581.44
  5. Step 5: Solve for x
    x = 48,989,581.44/8,474.24
  6. Step 6: Final answer
    x = 5,781.00

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.