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Finding the Fourth Proportional to 4,828.97, 7,241.91 and 2,488.25

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Solution

The fourth proportional to 4,828.97, 7,241.91 and 2,488.25 is: 3,731.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.97 : 7,241.91 = 2,488.25 : x
  2. Step 2: Convert to fraction form
    4,828.97/7,241.91 = 2,488.25/x
  3. Step 3: Cross multiply
    4,828.97x = 7,241.91 × 2,488.25
  4. Step 4: Simplify right side
    4,828.97x = 18,019,646.35
  5. Step 5: Solve for x
    x = 18,019,646.35/4,828.97
  6. Step 6: Final answer
    x = 3,731.58

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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.