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Finding the Fourth Proportional to 11,051, 16,576.66 and 2,843

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Solution

The fourth proportional to 11,051, 16,576.66 and 2,843 is: 4,264.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,051 : 16,576.66 = 2,843 : x
  2. Step 2: Convert to fraction form
    11,051/16,576.66 = 2,843/x
  3. Step 3: Cross multiply
    11,051x = 16,576.66 × 2,843
  4. Step 4: Simplify right side
    11,051x = 47,127,444.38
  5. Step 5: Solve for x
    x = 47,127,444.38/11,051
  6. Step 6: Final answer
    x = 4,264.54

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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.