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Finding the Fourth Proportional to 9,374.73, 14,019.44 and 7,004.49

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Solution

The fourth proportional to 9,374.73, 14,019.44 and 7,004.49 is: 10,474.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,374.73 : 14,019.44 = 7,004.49 : x
  2. Step 2: Convert to fraction form
    9,374.73/14,019.44 = 7,004.49/x
  3. Step 3: Cross multiply
    9,374.73x = 14,019.44 × 7,004.49
  4. Step 4: Simplify right side
    9,374.73x = 98,198,992.26
  5. Step 5: Solve for x
    x = 98,198,992.26/9,374.73
  6. Step 6: Final answer
    x = 10,474.86

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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.