Home / 11,623.38-17,434.92-2,858.37

Finding the Fourth Proportional to 11,623.38, 17,434.92 and 2,858.37

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Solution

The fourth proportional to 11,623.38, 17,434.92 and 2,858.37 is: 4,287.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,623.38 : 17,434.92 = 2,858.37 : x
  2. Step 2: Convert to fraction form
    11,623.38/17,434.92 = 2,858.37/x
  3. Step 3: Cross multiply
    11,623.38x = 17,434.92 × 2,858.37
  4. Step 4: Simplify right side
    11,623.38x = 49,835,452.28
  5. Step 5: Solve for x
    x = 49,835,452.28/11,623.38
  6. Step 6: Final answer
    x = 4,287.52

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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.