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Finding the Fourth Proportional to 4,741.85, 7,107.37 and 2,963.73

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Solution

The fourth proportional to 4,741.85, 7,107.37 and 2,963.73 is: 4,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741.85 : 7,107.37 = 2,963.73 : x
  2. Step 2: Convert to fraction form
    4,741.85/7,107.37 = 2,963.73/x
  3. Step 3: Cross multiply
    4,741.85x = 7,107.37 × 2,963.73
  4. Step 4: Simplify right side
    4,741.85x = 21,064,321.63
  5. Step 5: Solve for x
    x = 21,064,321.63/4,741.85
  6. Step 6: Final answer
    x = 4,442.21

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1.5x scale

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.