Home / 7.24-10.86-4.56

Finding the Fourth Proportional to 7.24, 10.86 and 4.56

Calculator

Solution

The fourth proportional to 7.24, 10.86 and 4.56 is: 6.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7.24 : 10.86 = 4.56 : x
  2. Step 2: Convert to fraction form
    7.24/10.86 = 4.56/x
  3. Step 3: Cross multiply
    7.24x = 10.86 × 4.56
  4. Step 4: Simplify right side
    7.24x = 49.52
  5. Step 5: Solve for x
    x = 49.52/7.24
  6. Step 6: Final answer
    x = 6.84

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.