Home / 3,772.14-5,661.51-2,018.54

Finding the Fourth Proportional to 3,772.14, 5,661.51 and 2,018.54

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Solution

The fourth proportional to 3,772.14, 5,661.51 and 2,018.54 is: 3,029.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.14 : 5,661.51 = 2,018.54 : x
  2. Step 2: Convert to fraction form
    3,772.14/5,661.51 = 2,018.54/x
  3. Step 3: Cross multiply
    3,772.14x = 5,661.51 × 2,018.54
  4. Step 4: Simplify right side
    3,772.14x = 11,427,984.40
  5. Step 5: Solve for x
    x = 11,427,984.40/3,772.14
  6. Step 6: Final answer
    x = 3,029.58

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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.