Home / 5,412.24-7,467.72-3,174.24

Finding the Fourth Proportional to 5,412.24, 7,467.72 and 3,174.24

Calculator

Solution

The fourth proportional to 5,412.24, 7,467.72 and 3,174.24 is: 4,379.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412.24 : 7,467.72 = 3,174.24 : x
  2. Step 2: Convert to fraction form
    5,412.24/7,467.72 = 3,174.24/x
  3. Step 3: Cross multiply
    5,412.24x = 7,467.72 × 3,174.24
  4. Step 4: Simplify right side
    5,412.24x = 23,704,335.53
  5. Step 5: Solve for x
    x = 23,704,335.53/5,412.24
  6. Step 6: Final answer
    x = 4,379.76

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.