Home / 60.28-83.08-40.84

Finding the Fourth Proportional to 60.28, 83.08 and 40.84

Calculator

Solution

The fourth proportional to 60.28, 83.08 and 40.84 is: 56.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.28 : 83.08 = 40.84 : x
  2. Step 2: Convert to fraction form
    60.28/83.08 = 40.84/x
  3. Step 3: Cross multiply
    60.28x = 83.08 × 40.84
  4. Step 4: Simplify right side
    60.28x = 3,392.99
  5. Step 5: Solve for x
    x = 3,392.99/60.28
  6. Step 6: Final answer
    x = 56.29

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.