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Finding the Fourth Proportional to 11,873.94, 17,804.33 and 4,858.88

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Solution

The fourth proportional to 11,873.94, 17,804.33 and 4,858.88 is: 7,285.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,873.94 : 17,804.33 = 4,858.88 : x
  2. Step 2: Convert to fraction form
    11,873.94/17,804.33 = 4,858.88/x
  3. Step 3: Cross multiply
    11,873.94x = 17,804.33 × 4,858.88
  4. Step 4: Simplify right side
    11,873.94x = 86,508,989.63
  5. Step 5: Solve for x
    x = 86,508,989.63/11,873.94
  6. Step 6: Final answer
    x = 7,285.62

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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.