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Finding the Fourth Proportional to 7,344, 11,005.56 and 2,958.48

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Solution

The fourth proportional to 7,344, 11,005.56 and 2,958.48 is: 4,433.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344 : 11,005.56 = 2,958.48 : x
  2. Step 2: Convert to fraction form
    7,344/11,005.56 = 2,958.48/x
  3. Step 3: Cross multiply
    7,344x = 11,005.56 × 2,958.48
  4. Step 4: Simplify right side
    7,344x = 32,559,729.15
  5. Step 5: Solve for x
    x = 32,559,729.15/7,344
  6. Step 6: Final answer
    x = 4,433.51

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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.