Home / 2,986.09-4,484.33-2,751.38

Finding the Fourth Proportional to 2,986.09, 4,484.33 and 2,751.38

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Solution

The fourth proportional to 2,986.09, 4,484.33 and 2,751.38 is: 4,131.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986.09 : 4,484.33 = 2,751.38 : x
  2. Step 2: Convert to fraction form
    2,986.09/4,484.33 = 2,751.38/x
  3. Step 3: Cross multiply
    2,986.09x = 4,484.33 × 2,751.38
  4. Step 4: Simplify right side
    2,986.09x = 12,338,093.33
  5. Step 5: Solve for x
    x = 12,338,093.33/2,986.09
  6. Step 6: Final answer
    x = 4,131.86

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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.