Home / 10,143.46-15,202.63-5,747.59

Finding the Fourth Proportional to 10,143.46, 15,202.63 and 5,747.59

Calculator

Solution

The fourth proportional to 10,143.46, 15,202.63 and 5,747.59 is: 8,614.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,143.46 : 15,202.63 = 5,747.59 : x
  2. Step 2: Convert to fraction form
    10,143.46/15,202.63 = 5,747.59/x
  3. Step 3: Cross multiply
    10,143.46x = 15,202.63 × 5,747.59
  4. Step 4: Simplify right side
    10,143.46x = 87,378,484.16
  5. Step 5: Solve for x
    x = 87,378,484.16/10,143.46
  6. Step 6: Final answer
    x = 8,614.27

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.