Home / 8,691.10-11,993.71-4,712.22

Finding the Fourth Proportional to 8,691.10, 11,993.71 and 4,712.22

Calculator

Solution

The fourth proportional to 8,691.10, 11,993.71 and 4,712.22 is: 6,502.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691.10 : 11,993.71 = 4,712.22 : x
  2. Step 2: Convert to fraction form
    8,691.10/11,993.71 = 4,712.22/x
  3. Step 3: Cross multiply
    8,691.10x = 11,993.71 × 4,712.22
  4. Step 4: Simplify right side
    8,691.10x = 56,517,000.14
  5. Step 5: Solve for x
    x = 56,517,000.14/8,691.10
  6. Step 6: Final answer
    x = 6,502.86

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.