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Finding the Fourth Proportional to 8,791.64, 13,185.03 and 6,018.02

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Solution

The fourth proportional to 8,791.64, 13,185.03 and 6,018.02 is: 9,025.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791.64 : 13,185.03 = 6,018.02 : x
  2. Step 2: Convert to fraction form
    8,791.64/13,185.03 = 6,018.02/x
  3. Step 3: Cross multiply
    8,791.64x = 13,185.03 × 6,018.02
  4. Step 4: Simplify right side
    8,791.64x = 79,347,774.24
  5. Step 5: Solve for x
    x = 79,347,774.24/8,791.64
  6. Step 6: Final answer
    x = 9,025.37

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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.