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Finding the Fourth Proportional to 7,375.91, 11,058.39 and 2,993.00

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Solution

The fourth proportional to 7,375.91, 11,058.39 and 2,993.00 is: 4,487.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.91 : 11,058.39 = 2,993.00 : x
  2. Step 2: Convert to fraction form
    7,375.91/11,058.39 = 2,993.00/x
  3. Step 3: Cross multiply
    7,375.91x = 11,058.39 × 2,993.00
  4. Step 4: Simplify right side
    7,375.91x = 33,097,705.98
  5. Step 5: Solve for x
    x = 33,097,705.98/7,375.91
  6. Step 6: Final answer
    x = 4,487.27

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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.