Home / 3,846.44-5,767.60-1,992.95

Finding the Fourth Proportional to 3,846.44, 5,767.60 and 1,992.95

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Solution

The fourth proportional to 3,846.44, 5,767.60 and 1,992.95 is: 2,988.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846.44 : 5,767.60 = 1,992.95 : x
  2. Step 2: Convert to fraction form
    3,846.44/5,767.60 = 1,992.95/x
  3. Step 3: Cross multiply
    3,846.44x = 5,767.60 × 1,992.95
  4. Step 4: Simplify right side
    3,846.44x = 11,494,547.86
  5. Step 5: Solve for x
    x = 11,494,547.86/3,846.44
  6. Step 6: Final answer
    x = 2,988.36

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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.