Home / 6.31-9.53-6

Finding the Fourth Proportional to 6.31, 9.53 and 6

Calculator

Solution

The fourth proportional to 6.31, 9.53 and 6 is: 9.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.31 : 9.53 = 6 : x
  2. Step 2: Convert to fraction form
    6.31/9.53 = 6/x
  3. Step 3: Cross multiply
    6.31x = 9.53 × 6
  4. Step 4: Simplify right side
    6.31x = 57.15
  5. Step 5: Solve for x
    x = 57.15/6.31
  6. Step 6: Final answer
    x = 9.06

Related Problems

Find fourth proportional to 3.16, 4.76 and 3
Half scale
Find fourth proportional to 12.62, 19.05 and 12
Double scale
Find fourth proportional to 7.31, 11.03 and 7
Similar ratio
Find fourth proportional to 9.47, 14.29 and 9
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.