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Finding the Fourth Proportional to 3,696.65, 5,100.71 and 2,204.65

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Solution

The fourth proportional to 3,696.65, 5,100.71 and 2,204.65 is: 3,042.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.65 : 5,100.71 = 2,204.65 : x
  2. Step 2: Convert to fraction form
    3,696.65/5,100.71 = 2,204.65/x
  3. Step 3: Cross multiply
    3,696.65x = 5,100.71 × 2,204.65
  4. Step 4: Simplify right side
    3,696.65x = 11,245,269.28
  5. Step 5: Solve for x
    x = 11,245,269.28/3,696.65
  6. Step 6: Final answer
    x = 3,042.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.