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Finding the Fourth Proportional to 3,848.07, 5,772.13 and 1,627.26

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Solution

The fourth proportional to 3,848.07, 5,772.13 and 1,627.26 is: 2,440.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.07 : 5,772.13 = 1,627.26 : x
  2. Step 2: Convert to fraction form
    3,848.07/5,772.13 = 1,627.26/x
  3. Step 3: Cross multiply
    3,848.07x = 5,772.13 × 1,627.26
  4. Step 4: Simplify right side
    3,848.07x = 9,392,730.55
  5. Step 5: Solve for x
    x = 9,392,730.55/3,848.07
  6. Step 6: Final answer
    x = 2,440.89

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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.