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Finding the Fourth Proportional to 5,799.36, 8,683.59 and 3,954.09

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Solution

The fourth proportional to 5,799.36, 8,683.59 and 3,954.09 is: 5,920.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.36 : 8,683.59 = 3,954.09 : x
  2. Step 2: Convert to fraction form
    5,799.36/8,683.59 = 3,954.09/x
  3. Step 3: Cross multiply
    5,799.36x = 8,683.59 × 3,954.09
  4. Step 4: Simplify right side
    5,799.36x = 34,335,696.38
  5. Step 5: Solve for x
    x = 34,335,696.38/5,799.36
  6. Step 6: Final answer
    x = 5,920.60

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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.