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Finding the Fourth Proportional to 8,052.04, 12,064.39 and 3,894

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Solution

The fourth proportional to 8,052.04, 12,064.39 and 3,894 is: 5,834.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,052.04 : 12,064.39 = 3,894 : x
  2. Step 2: Convert to fraction form
    8,052.04/12,064.39 = 3,894/x
  3. Step 3: Cross multiply
    8,052.04x = 12,064.39 × 3,894
  4. Step 4: Simplify right side
    8,052.04x = 46,978,715.19
  5. Step 5: Solve for x
    x = 46,978,715.19/8,052.04
  6. Step 6: Final answer
    x = 5,834.39

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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.