Home / 3,388.27-4,676.19-1,896.59

Finding the Fourth Proportional to 3,388.27, 4,676.19 and 1,896.59

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Solution

The fourth proportional to 3,388.27, 4,676.19 and 1,896.59 is: 2,617.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.27 : 4,676.19 = 1,896.59 : x
  2. Step 2: Convert to fraction form
    3,388.27/4,676.19 = 1,896.59/x
  3. Step 3: Cross multiply
    3,388.27x = 4,676.19 × 1,896.59
  4. Step 4: Simplify right side
    3,388.27x = 8,868,815.19
  5. Step 5: Solve for x
    x = 8,868,815.19/3,388.27
  6. Step 6: Final answer
    x = 2,617.51

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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.