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Finding the Fourth Proportional to 11,792.99, 17,689.46 and 3,027.88

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Solution

The fourth proportional to 11,792.99, 17,689.46 and 3,027.88 is: 4,541.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,792.99 : 17,689.46 = 3,027.88 : x
  2. Step 2: Convert to fraction form
    11,792.99/17,689.46 = 3,027.88/x
  3. Step 3: Cross multiply
    11,792.99x = 17,689.46 × 3,027.88
  4. Step 4: Simplify right side
    11,792.99x = 53,561,569.12
  5. Step 5: Solve for x
    x = 53,561,569.12/11,792.99
  6. Step 6: Final answer
    x = 4,541.81

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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.