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Finding the Fourth Proportional to 11,124.93, 16,687.95 and 3,333

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Solution

The fourth proportional to 11,124.93, 16,687.95 and 3,333 is: 4,999.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,124.93 : 16,687.95 = 3,333 : x
  2. Step 2: Convert to fraction form
    11,124.93/16,687.95 = 3,333/x
  3. Step 3: Cross multiply
    11,124.93x = 16,687.95 × 3,333
  4. Step 4: Simplify right side
    11,124.93x = 55,620,937.35
  5. Step 5: Solve for x
    x = 55,620,937.35/11,124.93
  6. Step 6: Final answer
    x = 4,999.67

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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.