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Finding the Fourth Proportional to 9,367.90, 14,040.69 and 4,363.54

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Solution

The fourth proportional to 9,367.90, 14,040.69 and 4,363.54 is: 6,540.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,367.90 : 14,040.69 = 4,363.54 : x
  2. Step 2: Convert to fraction form
    9,367.90/14,040.69 = 4,363.54/x
  3. Step 3: Cross multiply
    9,367.90x = 14,040.69 × 4,363.54
  4. Step 4: Simplify right side
    9,367.90x = 61,267,112.44
  5. Step 5: Solve for x
    x = 61,267,112.44/9,367.90
  6. Step 6: Final answer
    x = 6,540.11

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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.