Home / 4,067.12-6,102.72-1,603.70

Finding the Fourth Proportional to 4,067.12, 6,102.72 and 1,603.70

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Solution

The fourth proportional to 4,067.12, 6,102.72 and 1,603.70 is: 2,406.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,067.12 : 6,102.72 = 1,603.70 : x
  2. Step 2: Convert to fraction form
    4,067.12/6,102.72 = 1,603.70/x
  3. Step 3: Cross multiply
    4,067.12x = 6,102.72 × 1,603.70
  4. Step 4: Simplify right side
    4,067.12x = 9,786,932.06
  5. Step 5: Solve for x
    x = 9,786,932.06/4,067.12
  6. Step 6: Final answer
    x = 2,406.36

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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.