Home / 7,383.42-10,189.31-4,026.37

Finding the Fourth Proportional to 7,383.42, 10,189.31 and 4,026.37

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Solution

The fourth proportional to 7,383.42, 10,189.31 and 4,026.37 is: 5,556.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.42 : 10,189.31 = 4,026.37 : x
  2. Step 2: Convert to fraction form
    7,383.42/10,189.31 = 4,026.37/x
  3. Step 3: Cross multiply
    7,383.42x = 10,189.31 × 4,026.37
  4. Step 4: Simplify right side
    7,383.42x = 41,025,932.10
  5. Step 5: Solve for x
    x = 41,025,932.10/7,383.42
  6. Step 6: Final answer
    x = 5,556.49

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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.