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Finding the Fourth Proportional to 3,784.33, 5,667 and 2,393.47

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Solution

The fourth proportional to 3,784.33, 5,667 and 2,393.47 is: 3,584.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784.33 : 5,667 = 2,393.47 : x
  2. Step 2: Convert to fraction form
    3,784.33/5,667 = 2,393.47/x
  3. Step 3: Cross multiply
    3,784.33x = 5,667 × 2,393.47
  4. Step 4: Simplify right side
    3,784.33x = 13,563,794.49
  5. Step 5: Solve for x
    x = 13,563,794.49/3,784.33
  6. Step 6: Final answer
    x = 3,584.20

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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.