Home / 5.43-8.16-5.36

Finding the Fourth Proportional to 5.43, 8.16 and 5.36

Calculator

Solution

The fourth proportional to 5.43, 8.16 and 5.36 is: 8.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.43 : 8.16 = 5.36 : x
  2. Step 2: Convert to fraction form
    5.43/8.16 = 5.36/x
  3. Step 3: Cross multiply
    5.43x = 8.16 × 5.36
  4. Step 4: Simplify right side
    5.43x = 43.74
  5. Step 5: Solve for x
    x = 43.74/5.43
  6. Step 6: Final answer
    x = 8.05

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.