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Finding the Fourth Proportional to 8,804.01, 13,196.89 and 2,958.64

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Solution

The fourth proportional to 8,804.01, 13,196.89 and 2,958.64 is: 4,434.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,804.01 : 13,196.89 = 2,958.64 : x
  2. Step 2: Convert to fraction form
    8,804.01/13,196.89 = 2,958.64/x
  3. Step 3: Cross multiply
    8,804.01x = 13,196.89 × 2,958.64
  4. Step 4: Simplify right side
    8,804.01x = 39,044,846.63
  5. Step 5: Solve for x
    x = 39,044,846.63/8,804.01
  6. Step 6: Final answer
    x = 4,434.89

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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.