Home / 3,661.03-5,495.18-2,018.35

Finding the Fourth Proportional to 3,661.03, 5,495.18 and 2,018.35

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Solution

The fourth proportional to 3,661.03, 5,495.18 and 2,018.35 is: 3,029.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661.03 : 5,495.18 = 2,018.35 : x
  2. Step 2: Convert to fraction form
    3,661.03/5,495.18 = 2,018.35/x
  3. Step 3: Cross multiply
    3,661.03x = 5,495.18 × 2,018.35
  4. Step 4: Simplify right side
    3,661.03x = 11,091,174.12
  5. Step 5: Solve for x
    x = 11,091,174.12/3,661.03
  6. Step 6: Final answer
    x = 3,029.53

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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.