Home / 4,415.21-6,087.03-3,783

Finding the Fourth Proportional to 4,415.21, 6,087.03 and 3,783

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Solution

The fourth proportional to 4,415.21, 6,087.03 and 3,783 is: 5,215.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,415.21 : 6,087.03 = 3,783 : x
  2. Step 2: Convert to fraction form
    4,415.21/6,087.03 = 3,783/x
  3. Step 3: Cross multiply
    4,415.21x = 6,087.03 × 3,783
  4. Step 4: Simplify right side
    4,415.21x = 23,027,234.49
  5. Step 5: Solve for x
    x = 23,027,234.49/4,415.21
  6. Step 6: Final answer
    x = 5,215.44

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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.