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Finding the Fourth Proportional to 3,800.94, 5,244.73 and 2,308.60

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Solution

The fourth proportional to 3,800.94, 5,244.73 and 2,308.60 is: 3,185.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.94 : 5,244.73 = 2,308.60 : x
  2. Step 2: Convert to fraction form
    3,800.94/5,244.73 = 2,308.60/x
  3. Step 3: Cross multiply
    3,800.94x = 5,244.73 × 2,308.60
  4. Step 4: Simplify right side
    3,800.94x = 12,107,983.68
  5. Step 5: Solve for x
    x = 12,107,983.68/3,800.94
  6. Step 6: Final answer
    x = 3,185.52

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1.5x scale

Why These Related Problems?

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