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Finding the Fourth Proportional to 4,636.66, 6,954.45 and 1,863.22

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Solution

The fourth proportional to 4,636.66, 6,954.45 and 1,863.22 is: 2,794.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,636.66 : 6,954.45 = 1,863.22 : x
  2. Step 2: Convert to fraction form
    4,636.66/6,954.45 = 1,863.22/x
  3. Step 3: Cross multiply
    4,636.66x = 6,954.45 × 1,863.22
  4. Step 4: Simplify right side
    4,636.66x = 12,957,670.33
  5. Step 5: Solve for x
    x = 12,957,670.33/4,636.66
  6. Step 6: Final answer
    x = 2,794.61

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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.