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Finding the Fourth Proportional to 6,636.39, 9,954.59 and 2,736.51

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Solution

The fourth proportional to 6,636.39, 9,954.59 and 2,736.51 is: 4,104.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.39 : 9,954.59 = 2,736.51 : x
  2. Step 2: Convert to fraction form
    6,636.39/9,954.59 = 2,736.51/x
  3. Step 3: Cross multiply
    6,636.39x = 9,954.59 × 2,736.51
  4. Step 4: Simplify right side
    6,636.39x = 27,240,821.40
  5. Step 5: Solve for x
    x = 27,240,821.40/6,636.39
  6. Step 6: Final answer
    x = 4,104.77

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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.