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Finding the Fourth Proportional to 8,673.52, 13,012.08 and 3,743.44

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Solution

The fourth proportional to 8,673.52, 13,012.08 and 3,743.44 is: 5,615.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673.52 : 13,012.08 = 3,743.44 : x
  2. Step 2: Convert to fraction form
    8,673.52/13,012.08 = 3,743.44/x
  3. Step 3: Cross multiply
    8,673.52x = 13,012.08 × 3,743.44
  4. Step 4: Simplify right side
    8,673.52x = 48,709,940.76
  5. Step 5: Solve for x
    x = 48,709,940.76/8,673.52
  6. Step 6: Final answer
    x = 5,615.94

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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.