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Finding the Fourth Proportional to 3,494.07, 5,241.90 and 1,850.28

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Solution

The fourth proportional to 3,494.07, 5,241.90 and 1,850.28 is: 2,775.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.07 : 5,241.90 = 1,850.28 : x
  2. Step 2: Convert to fraction form
    3,494.07/5,241.90 = 1,850.28/x
  3. Step 3: Cross multiply
    3,494.07x = 5,241.90 × 1,850.28
  4. Step 4: Simplify right side
    3,494.07x = 9,698,982.73
  5. Step 5: Solve for x
    x = 9,698,982.73/3,494.07
  6. Step 6: Final answer
    x = 2,775.84

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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.