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Finding the Fourth Proportional to 4,684.95, 7,027.41 and 2,749.44

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Solution

The fourth proportional to 4,684.95, 7,027.41 and 2,749.44 is: 4,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.95 : 7,027.41 = 2,749.44 : x
  2. Step 2: Convert to fraction form
    4,684.95/7,027.41 = 2,749.44/x
  3. Step 3: Cross multiply
    4,684.95x = 7,027.41 × 2,749.44
  4. Step 4: Simplify right side
    4,684.95x = 19,321,442.15
  5. Step 5: Solve for x
    x = 19,321,442.15/4,684.95
  6. Step 6: Final answer
    x = 4,124.15

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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.