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Finding the Fourth Proportional to 11,804.68, 17,717.96 and 5,965.40

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Solution

The fourth proportional to 11,804.68, 17,717.96 and 5,965.40 is: 8,953.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804.68 : 17,717.96 = 5,965.40 : x
  2. Step 2: Convert to fraction form
    11,804.68/17,717.96 = 5,965.40/x
  3. Step 3: Cross multiply
    11,804.68x = 17,717.96 × 5,965.40
  4. Step 4: Simplify right side
    11,804.68x = 105,694,718.58
  5. Step 5: Solve for x
    x = 105,694,718.58/11,804.68
  6. Step 6: Final answer
    x = 8,953.63

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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.