Home / 61.41-84.56-52.65

Finding the Fourth Proportional to 61.41, 84.56 and 52.65

Calculator

Solution

The fourth proportional to 61.41, 84.56 and 52.65 is: 72.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61.41 : 84.56 = 52.65 : x
  2. Step 2: Convert to fraction form
    61.41/84.56 = 52.65/x
  3. Step 3: Cross multiply
    61.41x = 84.56 × 52.65
  4. Step 4: Simplify right side
    61.41x = 4,452.08
  5. Step 5: Solve for x
    x = 4,452.08/61.41
  6. Step 6: Final answer
    x = 72.50

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.