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Finding the Fourth Proportional to 3,993.24, 5,989.05 and 3,795.60

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Solution

The fourth proportional to 3,993.24, 5,989.05 and 3,795.60 is: 5,692.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993.24 : 5,989.05 = 3,795.60 : x
  2. Step 2: Convert to fraction form
    3,993.24/5,989.05 = 3,795.60/x
  3. Step 3: Cross multiply
    3,993.24x = 5,989.05 × 3,795.60
  4. Step 4: Simplify right side
    3,993.24x = 22,732,038.18
  5. Step 5: Solve for x
    x = 22,732,038.18/3,993.24
  6. Step 6: Final answer
    x = 5,692.63

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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.