Home / 10,100.63-15,134.24-5,163.48

Finding the Fourth Proportional to 10,100.63, 15,134.24 and 5,163.48

Calculator

Solution

The fourth proportional to 10,100.63, 15,134.24 and 5,163.48 is: 7,736.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,100.63 : 15,134.24 = 5,163.48 : x
  2. Step 2: Convert to fraction form
    10,100.63/15,134.24 = 5,163.48/x
  3. Step 3: Cross multiply
    10,100.63x = 15,134.24 × 5,163.48
  4. Step 4: Simplify right side
    10,100.63x = 78,145,358.46
  5. Step 5: Solve for x
    x = 78,145,358.46/10,100.63
  6. Step 6: Final answer
    x = 7,736.68

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.