Home / 3,490.38-5,236.34-1,736.33

Finding the Fourth Proportional to 3,490.38, 5,236.34 and 1,736.33

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Solution

The fourth proportional to 3,490.38, 5,236.34 and 1,736.33 is: 2,604.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.38 : 5,236.34 = 1,736.33 : x
  2. Step 2: Convert to fraction form
    3,490.38/5,236.34 = 1,736.33/x
  3. Step 3: Cross multiply
    3,490.38x = 5,236.34 × 1,736.33
  4. Step 4: Simplify right side
    3,490.38x = 9,091,979.37
  5. Step 5: Solve for x
    x = 9,091,979.37/3,490.38
  6. Step 6: Final answer
    x = 2,604.87

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1.5x scale

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.