Home / 53.12-79.52-34.08

Finding the Fourth Proportional to 53.12, 79.52 and 34.08

Calculator

Solution

The fourth proportional to 53.12, 79.52 and 34.08 is: 51.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53.12 : 79.52 = 34.08 : x
  2. Step 2: Convert to fraction form
    53.12/79.52 = 34.08/x
  3. Step 3: Cross multiply
    53.12x = 79.52 × 34.08
  4. Step 4: Simplify right side
    53.12x = 2,710.04
  5. Step 5: Solve for x
    x = 2,710.04/53.12
  6. Step 6: Final answer
    x = 51.02

Related Problems

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.