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Finding the Fourth Proportional to 9,914.54, 14,873.54 and 4,578.03

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Solution

The fourth proportional to 9,914.54, 14,873.54 and 4,578.03 is: 6,867.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,914.54 : 14,873.54 = 4,578.03 : x
  2. Step 2: Convert to fraction form
    9,914.54/14,873.54 = 4,578.03/x
  3. Step 3: Cross multiply
    9,914.54x = 14,873.54 × 4,578.03
  4. Step 4: Simplify right side
    9,914.54x = 68,091,490.56
  5. Step 5: Solve for x
    x = 68,091,490.56/9,914.54
  6. Step 6: Final answer
    x = 6,867.84

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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.