Home / 7,034.43-10,556.75-5,190.49

Finding the Fourth Proportional to 7,034.43, 10,556.75 and 5,190.49

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Solution

The fourth proportional to 7,034.43, 10,556.75 and 5,190.49 is: 7,789.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,034.43 : 10,556.75 = 5,190.49 : x
  2. Step 2: Convert to fraction form
    7,034.43/10,556.75 = 5,190.49/x
  3. Step 3: Cross multiply
    7,034.43x = 10,556.75 × 5,190.49
  4. Step 4: Simplify right side
    7,034.43x = 54,794,705.31
  5. Step 5: Solve for x
    x = 54,794,705.31/7,034.43
  6. Step 6: Final answer
    x = 7,789.50

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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.