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Finding the Fourth Proportional to 11,063.84, 16,601.52 and 4,494.88

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Solution

The fourth proportional to 11,063.84, 16,601.52 and 4,494.88 is: 6,744.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,063.84 : 16,601.52 = 4,494.88 : x
  2. Step 2: Convert to fraction form
    11,063.84/16,601.52 = 4,494.88/x
  3. Step 3: Cross multiply
    11,063.84x = 16,601.52 × 4,494.88
  4. Step 4: Simplify right side
    11,063.84x = 74,621,840.22
  5. Step 5: Solve for x
    x = 74,621,840.22/11,063.84
  6. Step 6: Final answer
    x = 6,744.66

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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.