Home / 3,072.33-4,605.78-2,556.57

Finding the Fourth Proportional to 3,072.33, 4,605.78 and 2,556.57

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Solution

The fourth proportional to 3,072.33, 4,605.78 and 2,556.57 is: 3,832.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.33 : 4,605.78 = 2,556.57 : x
  2. Step 2: Convert to fraction form
    3,072.33/4,605.78 = 2,556.57/x
  3. Step 3: Cross multiply
    3,072.33x = 4,605.78 × 2,556.57
  4. Step 4: Simplify right side
    3,072.33x = 11,774,998.97
  5. Step 5: Solve for x
    x = 11,774,998.97/3,072.33
  6. Step 6: Final answer
    x = 3,832.60

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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.