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Finding the Fourth Proportional to 8,727.93, 12,044.52 and 4,749.03

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Solution

The fourth proportional to 8,727.93, 12,044.52 and 4,749.03 is: 6,553.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727.93 : 12,044.52 = 4,749.03 : x
  2. Step 2: Convert to fraction form
    8,727.93/12,044.52 = 4,749.03/x
  3. Step 3: Cross multiply
    8,727.93x = 12,044.52 × 4,749.03
  4. Step 4: Simplify right side
    8,727.93x = 57,199,786.82
  5. Step 5: Solve for x
    x = 57,199,786.82/8,727.93
  6. Step 6: Final answer
    x = 6,553.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.