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Finding the Fourth Proportional to 11,364.72, 17,056.08 and 4,795.44

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Solution

The fourth proportional to 11,364.72, 17,056.08 and 4,795.44 is: 7,196.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,364.72 : 17,056.08 = 4,795.44 : x
  2. Step 2: Convert to fraction form
    11,364.72/17,056.08 = 4,795.44/x
  3. Step 3: Cross multiply
    11,364.72x = 17,056.08 × 4,795.44
  4. Step 4: Simplify right side
    11,364.72x = 81,791,408.28
  5. Step 5: Solve for x
    x = 81,791,408.28/11,364.72
  6. Step 6: Final answer
    x = 7,196.96

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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.