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Finding the Fourth Proportional to 8,889.92, 13,342.97 and 4,733.41

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Solution

The fourth proportional to 8,889.92, 13,342.97 and 4,733.41 is: 7,104.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889.92 : 13,342.97 = 4,733.41 : x
  2. Step 2: Convert to fraction form
    8,889.92/13,342.97 = 4,733.41/x
  3. Step 3: Cross multiply
    8,889.92x = 13,342.97 × 4,733.41
  4. Step 4: Simplify right side
    8,889.92x = 63,157,657.25
  5. Step 5: Solve for x
    x = 63,157,657.25/8,889.92
  6. Step 6: Final answer
    x = 7,104.41

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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.