Home / 5,540.36-8,309.64-2,253.32

Finding the Fourth Proportional to 5,540.36, 8,309.64 and 2,253.32

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Solution

The fourth proportional to 5,540.36, 8,309.64 and 2,253.32 is: 3,379.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.36 : 8,309.64 = 2,253.32 : x
  2. Step 2: Convert to fraction form
    5,540.36/8,309.64 = 2,253.32/x
  3. Step 3: Cross multiply
    5,540.36x = 8,309.64 × 2,253.32
  4. Step 4: Simplify right side
    5,540.36x = 18,724,278.00
  5. Step 5: Solve for x
    x = 18,724,278.00/5,540.36
  6. Step 6: Final answer
    x = 3,379.61

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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.