Home / 8.41-12.60-6

Finding the Fourth Proportional to 8.41, 12.60 and 6

Calculator

Solution

The fourth proportional to 8.41, 12.60 and 6 is: 8.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8.41 : 12.60 = 6 : x
  2. Step 2: Convert to fraction form
    8.41/12.60 = 6/x
  3. Step 3: Cross multiply
    8.41x = 12.60 × 6
  4. Step 4: Simplify right side
    8.41x = 75.57
  5. Step 5: Solve for x
    x = 75.57/8.41
  6. Step 6: Final answer
    x = 8.99

Related Problems

Find fourth proportional to 4.21, 6.30 and 3
Half scale
Find fourth proportional to 16.82, 25.19 and 12
Double scale
Find fourth proportional to 9.41, 14.09 and 7
Similar ratio
Find fourth proportional to 12.62, 18.89 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.