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Finding the Fourth Proportional to 9,903.25, 14,861.36 and 3,747.25

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Solution

The fourth proportional to 9,903.25, 14,861.36 and 3,747.25 is: 5,623.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,903.25 : 14,861.36 = 3,747.25 : x
  2. Step 2: Convert to fraction form
    9,903.25/14,861.36 = 3,747.25/x
  3. Step 3: Cross multiply
    9,903.25x = 14,861.36 × 3,747.25
  4. Step 4: Simplify right side
    9,903.25x = 55,689,231.26
  5. Step 5: Solve for x
    x = 55,689,231.26/9,903.25
  6. Step 6: Final answer
    x = 5,623.33

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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.