Home / 2,999.26-4,501.23-2,081.28

Finding the Fourth Proportional to 2,999.26, 4,501.23 and 2,081.28

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Solution

The fourth proportional to 2,999.26, 4,501.23 and 2,081.28 is: 3,123.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999.26 : 4,501.23 = 2,081.28 : x
  2. Step 2: Convert to fraction form
    2,999.26/4,501.23 = 2,081.28/x
  3. Step 3: Cross multiply
    2,999.26x = 4,501.23 × 2,081.28
  4. Step 4: Simplify right side
    2,999.26x = 9,368,319.97
  5. Step 5: Solve for x
    x = 9,368,319.97/2,999.26
  6. Step 6: Final answer
    x = 3,123.54

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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.