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Finding the Fourth Proportional to 4,955.97, 6,840.54 and 2,968.08

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Solution

The fourth proportional to 4,955.97, 6,840.54 and 2,968.08 is: 4,096.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.97 : 6,840.54 = 2,968.08 : x
  2. Step 2: Convert to fraction form
    4,955.97/6,840.54 = 2,968.08/x
  3. Step 3: Cross multiply
    4,955.97x = 6,840.54 × 2,968.08
  4. Step 4: Simplify right side
    4,955.97x = 20,303,269.96
  5. Step 5: Solve for x
    x = 20,303,269.96/4,955.97
  6. Step 6: Final answer
    x = 4,096.73

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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.