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Finding the Fourth Proportional to 5,009.93, 6,913.82 and 2,771.97

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Solution

The fourth proportional to 5,009.93, 6,913.82 and 2,771.97 is: 3,825.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.93 : 6,913.82 = 2,771.97 : x
  2. Step 2: Convert to fraction form
    5,009.93/6,913.82 = 2,771.97/x
  3. Step 3: Cross multiply
    5,009.93x = 6,913.82 × 2,771.97
  4. Step 4: Simplify right side
    5,009.93x = 19,164,867.04
  5. Step 5: Solve for x
    x = 19,164,867.04/5,009.93
  6. Step 6: Final answer
    x = 3,825.37

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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.