Home / 7,383.09-11,078.69-2,999.37

Finding the Fourth Proportional to 7,383.09, 11,078.69 and 2,999.37

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Solution

The fourth proportional to 7,383.09, 11,078.69 and 2,999.37 is: 4,500.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.09 : 11,078.69 = 2,999.37 : x
  2. Step 2: Convert to fraction form
    7,383.09/11,078.69 = 2,999.37/x
  3. Step 3: Cross multiply
    7,383.09x = 11,078.69 × 2,999.37
  4. Step 4: Simplify right side
    7,383.09x = 33,229,075.43
  5. Step 5: Solve for x
    x = 33,229,075.43/7,383.09
  6. Step 6: Final answer
    x = 4,500.70

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1.5x scale

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.