Home / 11,890.25-16,408.51-6,854.44

Finding the Fourth Proportional to 11,890.25, 16,408.51 and 6,854.44

Calculator

Solution

The fourth proportional to 11,890.25, 16,408.51 and 6,854.44 is: 9,459.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890.25 : 16,408.51 = 6,854.44 : x
  2. Step 2: Convert to fraction form
    11,890.25/16,408.51 = 6,854.44/x
  3. Step 3: Cross multiply
    11,890.25x = 16,408.51 × 6,854.44
  4. Step 4: Simplify right side
    11,890.25x = 112,471,188.31
  5. Step 5: Solve for x
    x = 112,471,188.31/11,890.25
  6. Step 6: Final answer
    x = 9,459.11

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.