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Finding the Fourth Proportional to 2,584.84, 3,873.12 and 1,801.48

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Solution

The fourth proportional to 2,584.84, 3,873.12 and 1,801.48 is: 2,699.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,584.84 : 3,873.12 = 1,801.48 : x
  2. Step 2: Convert to fraction form
    2,584.84/3,873.12 = 1,801.48/x
  3. Step 3: Cross multiply
    2,584.84x = 3,873.12 × 1,801.48
  4. Step 4: Simplify right side
    2,584.84x = 6,977,348.22
  5. Step 5: Solve for x
    x = 6,977,348.22/2,584.84
  6. Step 6: Final answer
    x = 2,699.33

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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.