Home / 1,067.67-1,590.68-1,063.35

Finding the Fourth Proportional to 1,067.67, 1,590.68 and 1,063.35

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Solution

The fourth proportional to 1,067.67, 1,590.68 and 1,063.35 is: 1,584.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067.67 : 1,590.68 = 1,063.35 : x
  2. Step 2: Convert to fraction form
    1,067.67/1,590.68 = 1,063.35/x
  3. Step 3: Cross multiply
    1,067.67x = 1,590.68 × 1,063.35
  4. Step 4: Simplify right side
    1,067.67x = 1,691,452.24
  5. Step 5: Solve for x
    x = 1,691,452.24/1,067.67
  6. Step 6: Final answer
    x = 1,584.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.