Home / 2.04-2.83-2

Finding the Fourth Proportional to 2.04, 2.83 and 2

Calculator

Solution

The fourth proportional to 2.04, 2.83 and 2 is: 2.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2.04 : 2.83 = 2 : x
  2. Step 2: Convert to fraction form
    2.04/2.83 = 2/x
  3. Step 3: Cross multiply
    2.04x = 2.83 × 2
  4. Step 4: Simplify right side
    2.04x = 5.66
  5. Step 5: Solve for x
    x = 5.66/2.04
  6. Step 6: Final answer
    x = 2.77

Related Problems

Find fourth proportional to 1.02, 1.42 and 1
Half scale
Find fourth proportional to 4.08, 5.66 and 4
Double scale
Find fourth proportional to 3.04, 4.22 and 3
Similar ratio
Find fourth proportional to 3.06, 4.25 and 3
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.