Home / 1,198.74-1,795.82-1,058.34

Finding the Fourth Proportional to 1,198.74, 1,795.82 and 1,058.34

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Solution

The fourth proportional to 1,198.74, 1,795.82 and 1,058.34 is: 1,585.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198.74 : 1,795.82 = 1,058.34 : x
  2. Step 2: Convert to fraction form
    1,198.74/1,795.82 = 1,058.34/x
  3. Step 3: Cross multiply
    1,198.74x = 1,795.82 × 1,058.34
  4. Step 4: Simplify right side
    1,198.74x = 1,900,582.85
  5. Step 5: Solve for x
    x = 1,900,582.85/1,198.74
  6. Step 6: Final answer
    x = 1,585.48

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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.