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Finding the Fourth Proportional to 11,241.52, 16,865.52 and 4,666.48

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Solution

The fourth proportional to 11,241.52, 16,865.52 and 4,666.48 is: 7,001.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,241.52 : 16,865.52 = 4,666.48 : x
  2. Step 2: Convert to fraction form
    11,241.52/16,865.52 = 4,666.48/x
  3. Step 3: Cross multiply
    11,241.52x = 16,865.52 × 4,666.48
  4. Step 4: Simplify right side
    11,241.52x = 78,702,611.77
  5. Step 5: Solve for x
    x = 78,702,611.77/11,241.52
  6. Step 6: Final answer
    x = 7,001.06

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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.