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Finding the Fourth Proportional to 3,193.66, 4,791.86 and 1,002.58

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Solution

The fourth proportional to 3,193.66, 4,791.86 and 1,002.58 is: 1,504.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.66 : 4,791.86 = 1,002.58 : x
  2. Step 2: Convert to fraction form
    3,193.66/4,791.86 = 1,002.58/x
  3. Step 3: Cross multiply
    3,193.66x = 4,791.86 × 1,002.58
  4. Step 4: Simplify right side
    3,193.66x = 4,804,209.77
  5. Step 5: Solve for x
    x = 4,804,209.77/3,193.66
  6. Step 6: Final answer
    x = 1,504.30

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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.