Home / 3,760.64-5,641.84-1,163.44

Finding the Fourth Proportional to 3,760.64, 5,641.84 and 1,163.44

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Solution

The fourth proportional to 3,760.64, 5,641.84 and 1,163.44 is: 1,745.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,760.64 : 5,641.84 = 1,163.44 : x
  2. Step 2: Convert to fraction form
    3,760.64/5,641.84 = 1,163.44/x
  3. Step 3: Cross multiply
    3,760.64x = 5,641.84 × 1,163.44
  4. Step 4: Simplify right side
    3,760.64x = 6,563,942.33
  5. Step 5: Solve for x
    x = 6,563,942.33/3,760.64
  6. Step 6: Final answer
    x = 1,745.43

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1.5x scale

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.