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Finding the Fourth Proportional to 6,018.65, 8,302.93 and 3,894.86

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Solution

The fourth proportional to 6,018.65, 8,302.93 and 3,894.86 is: 5,373.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018.65 : 8,302.93 = 3,894.86 : x
  2. Step 2: Convert to fraction form
    6,018.65/8,302.93 = 3,894.86/x
  3. Step 3: Cross multiply
    6,018.65x = 8,302.93 × 3,894.86
  4. Step 4: Simplify right side
    6,018.65x = 32,338,748.56
  5. Step 5: Solve for x
    x = 32,338,748.56/6,018.65
  6. Step 6: Final answer
    x = 5,373.09

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