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Finding the Fourth Proportional to 3,884.08, 5,821.25 and 3,059.09

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Solution

The fourth proportional to 3,884.08, 5,821.25 and 3,059.09 is: 4,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884.08 : 5,821.25 = 3,059.09 : x
  2. Step 2: Convert to fraction form
    3,884.08/5,821.25 = 3,059.09/x
  3. Step 3: Cross multiply
    3,884.08x = 5,821.25 × 3,059.09
  4. Step 4: Simplify right side
    3,884.08x = 17,807,727.66
  5. Step 5: Solve for x
    x = 17,807,727.66/3,884.08
  6. Step 6: Final answer
    x = 4,584.80

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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.