Home / 3,768.24-5,652.32-1,135.72

Finding the Fourth Proportional to 3,768.24, 5,652.32 and 1,135.72

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Solution

The fourth proportional to 3,768.24, 5,652.32 and 1,135.72 is: 1,703.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.24 : 5,652.32 = 1,135.72 : x
  2. Step 2: Convert to fraction form
    3,768.24/5,652.32 = 1,135.72/x
  3. Step 3: Cross multiply
    3,768.24x = 5,652.32 × 1,135.72
  4. Step 4: Simplify right side
    3,768.24x = 6,419,452.87
  5. Step 5: Solve for x
    x = 6,419,452.87/3,768.24
  6. Step 6: Final answer
    x = 1,703.57

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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.