Home / 1,907.03-2,631.92-1,067.96

Finding the Fourth Proportional to 1,907.03, 2,631.92 and 1,067.96

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Solution

The fourth proportional to 1,907.03, 2,631.92 and 1,067.96 is: 1,473.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907.03 : 2,631.92 = 1,067.96 : x
  2. Step 2: Convert to fraction form
    1,907.03/2,631.92 = 1,067.96/x
  3. Step 3: Cross multiply
    1,907.03x = 2,631.92 × 1,067.96
  4. Step 4: Simplify right side
    1,907.03x = 2,810,786.52
  5. Step 5: Solve for x
    x = 2,810,786.52/1,907.03
  6. Step 6: Final answer
    x = 1,473.91

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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.