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Finding the Fourth Proportional to 11,063, 16,594.56 and 2,855

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Solution

The fourth proportional to 11,063, 16,594.56 and 2,855 is: 4,282.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,063 : 16,594.56 = 2,855 : x
  2. Step 2: Convert to fraction form
    11,063/16,594.56 = 2,855/x
  3. Step 3: Cross multiply
    11,063x = 16,594.56 × 2,855
  4. Step 4: Simplify right side
    11,063x = 47,377,468.80
  5. Step 5: Solve for x
    x = 47,377,468.80/11,063
  6. Step 6: Final answer
    x = 4,282.52

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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.