Home / 3,695.39-5,099.44-2,016.78

Finding the Fourth Proportional to 3,695.39, 5,099.44 and 2,016.78

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Solution

The fourth proportional to 3,695.39, 5,099.44 and 2,016.78 is: 2,783.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.39 : 5,099.44 = 2,016.78 : x
  2. Step 2: Convert to fraction form
    3,695.39/5,099.44 = 2,016.78/x
  3. Step 3: Cross multiply
    3,695.39x = 5,099.44 × 2,016.78
  4. Step 4: Simplify right side
    3,695.39x = 10,284,448.60
  5. Step 5: Solve for x
    x = 10,284,448.60/3,695.39
  6. Step 6: Final answer
    x = 2,783.05

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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.