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Finding the Fourth Proportional to 4,981.25, 6,874.13 and 2,773.25

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Solution

The fourth proportional to 4,981.25, 6,874.13 and 2,773.25 is: 3,827.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.25 : 6,874.13 = 2,773.25 : x
  2. Step 2: Convert to fraction form
    4,981.25/6,874.13 = 2,773.25/x
  3. Step 3: Cross multiply
    4,981.25x = 6,874.13 × 2,773.25
  4. Step 4: Simplify right side
    4,981.25x = 19,063,667.16
  5. Step 5: Solve for x
    x = 19,063,667.16/4,981.25
  6. Step 6: Final answer
    x = 3,827.09

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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.