Home / 4,047.36-6,067.72-1,855.50

Finding the Fourth Proportional to 4,047.36, 6,067.72 and 1,855.50

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Solution

The fourth proportional to 4,047.36, 6,067.72 and 1,855.50 is: 2,781.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.36 : 6,067.72 = 1,855.50 : x
  2. Step 2: Convert to fraction form
    4,047.36/6,067.72 = 1,855.50/x
  3. Step 3: Cross multiply
    4,047.36x = 6,067.72 × 1,855.50
  4. Step 4: Simplify right side
    4,047.36x = 11,258,654.46
  5. Step 5: Solve for x
    x = 11,258,654.46/4,047.36
  6. Step 6: Final answer
    x = 2,781.73

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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.