Home / 3,772.16-5,654.74-2,018.38

Finding the Fourth Proportional to 3,772.16, 5,654.74 and 2,018.38

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Solution

The fourth proportional to 3,772.16, 5,654.74 and 2,018.38 is: 3,025.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.16 : 5,654.74 = 2,018.38 : x
  2. Step 2: Convert to fraction form
    3,772.16/5,654.74 = 2,018.38/x
  3. Step 3: Cross multiply
    3,772.16x = 5,654.74 × 2,018.38
  4. Step 4: Simplify right side
    3,772.16x = 11,413,385.85
  5. Step 5: Solve for x
    x = 11,413,385.85/3,772.16
  6. Step 6: Final answer
    x = 3,025.69

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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.