Home / 3,827.24-5,745.18-1,520.36

Finding the Fourth Proportional to 3,827.24, 5,745.18 and 1,520.36

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Solution

The fourth proportional to 3,827.24, 5,745.18 and 1,520.36 is: 2,282.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.24 : 5,745.18 = 1,520.36 : x
  2. Step 2: Convert to fraction form
    3,827.24/5,745.18 = 1,520.36/x
  3. Step 3: Cross multiply
    3,827.24x = 5,745.18 × 1,520.36
  4. Step 4: Simplify right side
    3,827.24x = 8,734,741.86
  5. Step 5: Solve for x
    x = 8,734,741.86/3,827.24
  6. Step 6: Final answer
    x = 2,282.26

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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.