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Finding the Fourth Proportional to 4,668.12, 7,002.03 and 1,893.97

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Solution

The fourth proportional to 4,668.12, 7,002.03 and 1,893.97 is: 2,840.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.12 : 7,002.03 = 1,893.97 : x
  2. Step 2: Convert to fraction form
    4,668.12/7,002.03 = 1,893.97/x
  3. Step 3: Cross multiply
    4,668.12x = 7,002.03 × 1,893.97
  4. Step 4: Simplify right side
    4,668.12x = 13,261,634.76
  5. Step 5: Solve for x
    x = 13,261,634.76/4,668.12
  6. Step 6: Final answer
    x = 2,840.89

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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.