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Finding the Fourth Proportional to 12,798, 19,197 and 5,502

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Solution

The fourth proportional to 12,798, 19,197 and 5,502 is: 8,253

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,798 : 19,197 = 5,502 : x
  2. Step 2: Convert to fraction form
    12,798/19,197 = 5,502/x
  3. Step 3: Cross multiply
    12,798x = 19,197 × 5,502
  4. Step 4: Simplify right side
    12,798x = 105,621,894
  5. Step 5: Solve for x
    x = 105,621,894/12,798
  6. Step 6: Final answer
    x = 8,253

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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.