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Finding the Fourth Proportional to 2,696.04, 4,046.04 and 1,236.20

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Solution

The fourth proportional to 2,696.04, 4,046.04 and 1,236.20 is: 1,855.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696.04 : 4,046.04 = 1,236.20 : x
  2. Step 2: Convert to fraction form
    2,696.04/4,046.04 = 1,236.20/x
  3. Step 3: Cross multiply
    2,696.04x = 4,046.04 × 1,236.20
  4. Step 4: Simplify right side
    2,696.04x = 5,001,694.42
  5. Step 5: Solve for x
    x = 5,001,694.42/2,696.04
  6. Step 6: Final answer
    x = 1,855.20

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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.