Home / 3,196.19-4,410.07-1,869.64

Finding the Fourth Proportional to 3,196.19, 4,410.07 and 1,869.64

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Solution

The fourth proportional to 3,196.19, 4,410.07 and 1,869.64 is: 2,579.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.19 : 4,410.07 = 1,869.64 : x
  2. Step 2: Convert to fraction form
    3,196.19/4,410.07 = 1,869.64/x
  3. Step 3: Cross multiply
    3,196.19x = 4,410.07 × 1,869.64
  4. Step 4: Simplify right side
    3,196.19x = 8,245,243.27
  5. Step 5: Solve for x
    x = 8,245,243.27/3,196.19
  6. Step 6: Final answer
    x = 2,579.71

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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.