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Finding the Fourth Proportional to 3,658.52, 5,488.84 and 1,194.04

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Solution

The fourth proportional to 3,658.52, 5,488.84 and 1,194.04 is: 1,791.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658.52 : 5,488.84 = 1,194.04 : x
  2. Step 2: Convert to fraction form
    3,658.52/5,488.84 = 1,194.04/x
  3. Step 3: Cross multiply
    3,658.52x = 5,488.84 × 1,194.04
  4. Step 4: Simplify right side
    3,658.52x = 6,553,899.51
  5. Step 5: Solve for x
    x = 6,553,899.51/3,658.52
  6. Step 6: Final answer
    x = 1,791.41

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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.