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Finding the Fourth Proportional to 6,696, 10,044.72 and 2,999.88

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Solution

The fourth proportional to 6,696, 10,044.72 and 2,999.88 is: 4,500.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,696 : 10,044.72 = 2,999.88 : x
  2. Step 2: Convert to fraction form
    6,696/10,044.72 = 2,999.88/x
  3. Step 3: Cross multiply
    6,696x = 10,044.72 × 2,999.88
  4. Step 4: Simplify right side
    6,696x = 30,132,954.63
  5. Step 5: Solve for x
    x = 30,132,954.63/6,696
  6. Step 6: Final answer
    x = 4,500.14

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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.