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Finding the Fourth Proportional to 4,963.55, 6,848.97 and 3,197.54

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Solution

The fourth proportional to 4,963.55, 6,848.97 and 3,197.54 is: 4,412.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,963.55 : 6,848.97 = 3,197.54 : x
  2. Step 2: Convert to fraction form
    4,963.55/6,848.97 = 3,197.54/x
  3. Step 3: Cross multiply
    4,963.55x = 6,848.97 × 3,197.54
  4. Step 4: Simplify right side
    4,963.55x = 21,899,855.53
  5. Step 5: Solve for x
    x = 21,899,855.53/4,963.55
  6. Step 6: Final answer
    x = 4,412.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.