Home / 3,628.17-5,442.72-1,163.73

Finding the Fourth Proportional to 3,628.17, 5,442.72 and 1,163.73

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Solution

The fourth proportional to 3,628.17, 5,442.72 and 1,163.73 is: 1,745.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.17 : 5,442.72 = 1,163.73 : x
  2. Step 2: Convert to fraction form
    3,628.17/5,442.72 = 1,163.73/x
  3. Step 3: Cross multiply
    3,628.17x = 5,442.72 × 1,163.73
  4. Step 4: Simplify right side
    3,628.17x = 6,333,856.55
  5. Step 5: Solve for x
    x = 6,333,856.55/3,628.17
  6. Step 6: Final answer
    x = 1,745.74

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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.