Home / 3,684.99-5,515.37-2,016.57

Finding the Fourth Proportional to 3,684.99, 5,515.37 and 2,016.57

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Solution

The fourth proportional to 3,684.99, 5,515.37 and 2,016.57 is: 3,018.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.99 : 5,515.37 = 2,016.57 : x
  2. Step 2: Convert to fraction form
    3,684.99/5,515.37 = 2,016.57/x
  3. Step 3: Cross multiply
    3,684.99x = 5,515.37 × 2,016.57
  4. Step 4: Simplify right side
    3,684.99x = 11,122,119.60
  5. Step 5: Solve for x
    x = 11,122,119.60/3,684.99
  6. Step 6: Final answer
    x = 3,018.22

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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.