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Finding the Fourth Proportional to 4,958.97, 6,852.09 and 3,905.12

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Solution

The fourth proportional to 4,958.97, 6,852.09 and 3,905.12 is: 5,395.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.97 : 6,852.09 = 3,905.12 : x
  2. Step 2: Convert to fraction form
    4,958.97/6,852.09 = 3,905.12/x
  3. Step 3: Cross multiply
    4,958.97x = 6,852.09 × 3,905.12
  4. Step 4: Simplify right side
    4,958.97x = 26,758,199.44
  5. Step 5: Solve for x
    x = 26,758,199.44/4,958.97
  6. Step 6: Final answer
    x = 5,395.92

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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.