Home / 11.04-15.16-9.66

Finding the Fourth Proportional to 11.04, 15.16 and 9.66

Calculator

Solution

The fourth proportional to 11.04, 15.16 and 9.66 is: 13.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11.04 : 15.16 = 9.66 : x
  2. Step 2: Convert to fraction form
    11.04/15.16 = 9.66/x
  3. Step 3: Cross multiply
    11.04x = 15.16 × 9.66
  4. Step 4: Simplify right side
    11.04x = 146.45
  5. Step 5: Solve for x
    x = 146.45/11.04
  6. Step 6: Final answer
    x = 13.27

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.