Home / 5,382.83-8,072.95-2,262.89

Finding the Fourth Proportional to 5,382.83, 8,072.95 and 2,262.89

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Solution

The fourth proportional to 5,382.83, 8,072.95 and 2,262.89 is: 3,393.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382.83 : 8,072.95 = 2,262.89 : x
  2. Step 2: Convert to fraction form
    5,382.83/8,072.95 = 2,262.89/x
  3. Step 3: Cross multiply
    5,382.83x = 8,072.95 × 2,262.89
  4. Step 4: Simplify right side
    5,382.83x = 18,268,197.83
  5. Step 5: Solve for x
    x = 18,268,197.83/5,382.83
  6. Step 6: Final answer
    x = 3,393.79

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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.