Home / 11,939.88-16,479.15-6,903.30

Finding the Fourth Proportional to 11,939.88, 16,479.15 and 6,903.30

Calculator

Solution

The fourth proportional to 11,939.88, 16,479.15 and 6,903.30 is: 9,527.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,939.88 : 16,479.15 = 6,903.30 : x
  2. Step 2: Convert to fraction form
    11,939.88/16,479.15 = 6,903.30/x
  3. Step 3: Cross multiply
    11,939.88x = 16,479.15 × 6,903.30
  4. Step 4: Simplify right side
    11,939.88x = 113,760,516.20
  5. Step 5: Solve for x
    x = 113,760,516.20/11,939.88
  6. Step 6: Final answer
    x = 9,527.78

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.