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Finding the Fourth Proportional to 3,671.98, 5,504.35 and 2,351.98

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Solution

The fourth proportional to 3,671.98, 5,504.35 and 2,351.98 is: 3,525.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.98 : 5,504.35 = 2,351.98 : x
  2. Step 2: Convert to fraction form
    3,671.98/5,504.35 = 2,351.98/x
  3. Step 3: Cross multiply
    3,671.98x = 5,504.35 × 2,351.98
  4. Step 4: Simplify right side
    3,671.98x = 12,946,109.35
  5. Step 5: Solve for x
    x = 12,946,109.35/3,671.98
  6. Step 6: Final answer
    x = 3,525.65

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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.