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Finding the Fourth Proportional to 11,449.94, 17,169.91 and 4,051.94

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Solution

The fourth proportional to 11,449.94, 17,169.91 and 4,051.94 is: 6,076.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449.94 : 17,169.91 = 4,051.94 : x
  2. Step 2: Convert to fraction form
    11,449.94/17,169.91 = 4,051.94/x
  3. Step 3: Cross multiply
    11,449.94x = 17,169.91 × 4,051.94
  4. Step 4: Simplify right side
    11,449.94x = 69,571,349.15
  5. Step 5: Solve for x
    x = 69,571,349.15/11,449.94
  6. Step 6: Final answer
    x = 6,076.13

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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.