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Finding the Fourth Proportional to 11,751.04, 17,615.04 and 4,829.44

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Solution

The fourth proportional to 11,751.04, 17,615.04 and 4,829.44 is: 7,239.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,751.04 : 17,615.04 = 4,829.44 : x
  2. Step 2: Convert to fraction form
    11,751.04/17,615.04 = 4,829.44/x
  3. Step 3: Cross multiply
    11,751.04x = 17,615.04 × 4,829.44
  4. Step 4: Simplify right side
    11,751.04x = 85,070,778.78
  5. Step 5: Solve for x
    x = 85,070,778.78/11,751.04
  6. Step 6: Final answer
    x = 7,239.43

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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.