Home / 8,604.24-12,905.14-2,760.09

Finding the Fourth Proportional to 8,604.24, 12,905.14 and 2,760.09

Calculator

Solution

The fourth proportional to 8,604.24, 12,905.14 and 2,760.09 is: 4,139.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,604.24 : 12,905.14 = 2,760.09 : x
  2. Step 2: Convert to fraction form
    8,604.24/12,905.14 = 2,760.09/x
  3. Step 3: Cross multiply
    8,604.24x = 12,905.14 × 2,760.09
  4. Step 4: Simplify right side
    8,604.24x = 35,619,347.86
  5. Step 5: Solve for x
    x = 35,619,347.86/8,604.24
  6. Step 6: Final answer
    x = 4,139.74

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.