Home / 11.76-16.24-11.58

Finding the Fourth Proportional to 11.76, 16.24 and 11.58

Calculator

Solution

The fourth proportional to 11.76, 16.24 and 11.58 is: 15.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11.76 : 16.24 = 11.58 : x
  2. Step 2: Convert to fraction form
    11.76/16.24 = 11.58/x
  3. Step 3: Cross multiply
    11.76x = 16.24 × 11.58
  4. Step 4: Simplify right side
    11.76x = 188.06
  5. Step 5: Solve for x
    x = 188.06/11.76
  6. Step 6: Final answer
    x = 15.99

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.