Home / 3,610.30-5,415.66-1,013.44

Finding the Fourth Proportional to 3,610.30, 5,415.66 and 1,013.44

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Solution

The fourth proportional to 3,610.30, 5,415.66 and 1,013.44 is: 1,520.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.30 : 5,415.66 = 1,013.44 : x
  2. Step 2: Convert to fraction form
    3,610.30/5,415.66 = 1,013.44/x
  3. Step 3: Cross multiply
    3,610.30x = 5,415.66 × 1,013.44
  4. Step 4: Simplify right side
    3,610.30x = 5,488,446.47
  5. Step 5: Solve for x
    x = 5,488,446.47/3,610.30
  6. Step 6: Final answer
    x = 1,520.22

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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.