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Finding the Fourth Proportional to 4,488.78, 6,733.17 and 1,201.89

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Solution

The fourth proportional to 4,488.78, 6,733.17 and 1,201.89 is: 1,802.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488.78 : 6,733.17 = 1,201.89 : x
  2. Step 2: Convert to fraction form
    4,488.78/6,733.17 = 1,201.89/x
  3. Step 3: Cross multiply
    4,488.78x = 6,733.17 × 1,201.89
  4. Step 4: Simplify right side
    4,488.78x = 8,092,529.69
  5. Step 5: Solve for x
    x = 8,092,529.69/4,488.78
  6. Step 6: Final answer
    x = 1,802.84

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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.