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Finding the Fourth Proportional to 3,196.56, 4,794.85 and 1,894.08

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Solution

The fourth proportional to 3,196.56, 4,794.85 and 1,894.08 is: 2,841.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.56 : 4,794.85 = 1,894.08 : x
  2. Step 2: Convert to fraction form
    3,196.56/4,794.85 = 1,894.08/x
  3. Step 3: Cross multiply
    3,196.56x = 4,794.85 × 1,894.08
  4. Step 4: Simplify right side
    3,196.56x = 9,081,839.18
  5. Step 5: Solve for x
    x = 9,081,839.18/3,196.56
  6. Step 6: Final answer
    x = 2,841.13

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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.