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Finding the Fourth Proportional to 8,851.64, 13,268.94 and 3,303.44

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Solution

The fourth proportional to 8,851.64, 13,268.94 and 3,303.44 is: 4,951.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851.64 : 13,268.94 = 3,303.44 : x
  2. Step 2: Convert to fraction form
    8,851.64/13,268.94 = 3,303.44/x
  3. Step 3: Cross multiply
    8,851.64x = 13,268.94 × 3,303.44
  4. Step 4: Simplify right side
    8,851.64x = 43,833,147.15
  5. Step 5: Solve for x
    x = 43,833,147.15/8,851.64
  6. Step 6: Final answer
    x = 4,951.98

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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.