Home / 3,661.27-5,482.50-2,015.98

Finding the Fourth Proportional to 3,661.27, 5,482.50 and 2,015.98

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Solution

The fourth proportional to 3,661.27, 5,482.50 and 2,015.98 is: 3,018.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661.27 : 5,482.50 = 2,015.98 : x
  2. Step 2: Convert to fraction form
    3,661.27/5,482.50 = 2,015.98/x
  3. Step 3: Cross multiply
    3,661.27x = 5,482.50 × 2,015.98
  4. Step 4: Simplify right side
    3,661.27x = 11,052,610.35
  5. Step 5: Solve for x
    x = 11,052,610.35/3,661.27
  6. Step 6: Final answer
    x = 3,018.79

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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.