Home / 2.39-3.29-2.26

Finding the Fourth Proportional to 2.39, 3.29 and 2.26

Calculator

Solution

The fourth proportional to 2.39, 3.29 and 2.26 is: 3.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2.39 : 3.29 = 2.26 : x
  2. Step 2: Convert to fraction form
    2.39/3.29 = 2.26/x
  3. Step 3: Cross multiply
    2.39x = 3.29 × 2.26
  4. Step 4: Simplify right side
    2.39x = 7.42
  5. Step 5: Solve for x
    x = 7.42/2.39
  6. Step 6: Final answer
    x = 3.10

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.