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Finding the Fourth Proportional to 3,603.97, 5,401.24 and 1,847.48

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Solution

The fourth proportional to 3,603.97, 5,401.24 and 1,847.48 is: 2,768.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.97 : 5,401.24 = 1,847.48 : x
  2. Step 2: Convert to fraction form
    3,603.97/5,401.24 = 1,847.48/x
  3. Step 3: Cross multiply
    3,603.97x = 5,401.24 × 1,847.48
  4. Step 4: Simplify right side
    3,603.97x = 9,978,682.88
  5. Step 5: Solve for x
    x = 9,978,682.88/3,603.97
  6. Step 6: Final answer
    x = 2,768.80

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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.