Home / 8.01-12.00-6

Finding the Fourth Proportional to 8.01, 12.00 and 6

Calculator

Solution

The fourth proportional to 8.01, 12.00 and 6 is: 8.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8.01 : 12.00 = 6 : x
  2. Step 2: Convert to fraction form
    8.01/12.00 = 6/x
  3. Step 3: Cross multiply
    8.01x = 12.00 × 6
  4. Step 4: Simplify right side
    8.01x = 71.97
  5. Step 5: Solve for x
    x = 71.97/8.01
  6. Step 6: Final answer
    x = 8.99

Related Problems

Find fourth proportional to 4.01, 6.00 and 3
Half scale
Find fourth proportional to 16.02, 23.99 and 12
Double scale
Find fourth proportional to 9.01, 13.49 and 7
Similar ratio
Find fourth proportional to 12.02, 17.99 and 9
1.5x scale

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.