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Finding the Fourth Proportional to 3,696.77, 5,546.17 and 1,845.65

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Solution

The fourth proportional to 3,696.77, 5,546.17 and 1,845.65 is: 2,768.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.77 : 5,546.17 = 1,845.65 : x
  2. Step 2: Convert to fraction form
    3,696.77/5,546.17 = 1,845.65/x
  3. Step 3: Cross multiply
    3,696.77x = 5,546.17 × 1,845.65
  4. Step 4: Simplify right side
    3,696.77x = 10,236,304.83
  5. Step 5: Solve for x
    x = 10,236,304.83/3,696.77
  6. Step 6: Final answer
    x = 2,768.98

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1.5x scale

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.