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Finding the Fourth Proportional to 9,355.62, 14,021.73 and 4,676.94

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Solution

The fourth proportional to 9,355.62, 14,021.73 and 4,676.94 is: 7,009.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355.62 : 14,021.73 = 4,676.94 : x
  2. Step 2: Convert to fraction form
    9,355.62/14,021.73 = 4,676.94/x
  3. Step 3: Cross multiply
    9,355.62x = 14,021.73 × 4,676.94
  4. Step 4: Simplify right side
    9,355.62x = 65,578,789.91
  5. Step 5: Solve for x
    x = 65,578,789.91/9,355.62
  6. Step 6: Final answer
    x = 7,009.56

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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.