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Finding the Fourth Proportional to 7,352.44, 11,030.52 and 3,191.44

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Solution

The fourth proportional to 7,352.44, 11,030.52 and 3,191.44 is: 4,787.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.44 : 11,030.52 = 3,191.44 : x
  2. Step 2: Convert to fraction form
    7,352.44/11,030.52 = 3,191.44/x
  3. Step 3: Cross multiply
    7,352.44x = 11,030.52 × 3,191.44
  4. Step 4: Simplify right side
    7,352.44x = 35,203,171.64
  5. Step 5: Solve for x
    x = 35,203,171.64/7,352.44
  6. Step 6: Final answer
    x = 4,787.96

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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.