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Finding the Fourth Proportional to 3,863.06, 5,794.53 and 1,554.50

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Solution

The fourth proportional to 3,863.06, 5,794.53 and 1,554.50 is: 2,331.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.06 : 5,794.53 = 1,554.50 : x
  2. Step 2: Convert to fraction form
    3,863.06/5,794.53 = 1,554.50/x
  3. Step 3: Cross multiply
    3,863.06x = 5,794.53 × 1,554.50
  4. Step 4: Simplify right side
    3,863.06x = 9,007,596.89
  5. Step 5: Solve for x
    x = 9,007,596.89/3,863.06
  6. Step 6: Final answer
    x = 2,331.73

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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.