Home / 6,754.28-10,117.98-5,286.56

Finding the Fourth Proportional to 6,754.28, 10,117.98 and 5,286.56

Calculator

Solution

The fourth proportional to 6,754.28, 10,117.98 and 5,286.56 is: 7,919.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,754.28 : 10,117.98 = 5,286.56 : x
  2. Step 2: Convert to fraction form
    6,754.28/10,117.98 = 5,286.56/x
  3. Step 3: Cross multiply
    6,754.28x = 10,117.98 × 5,286.56
  4. Step 4: Simplify right side
    6,754.28x = 53,489,257.76
  5. Step 5: Solve for x
    x = 53,489,257.76/6,754.28
  6. Step 6: Final answer
    x = 7,919.32

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.