Home / 2,571.39-3,855.60-2,263.86

Finding the Fourth Proportional to 2,571.39, 3,855.60 and 2,263.86

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Solution

The fourth proportional to 2,571.39, 3,855.60 and 2,263.86 is: 3,394.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,571.39 : 3,855.60 = 2,263.86 : x
  2. Step 2: Convert to fraction form
    2,571.39/3,855.60 = 2,263.86/x
  3. Step 3: Cross multiply
    2,571.39x = 3,855.60 × 2,263.86
  4. Step 4: Simplify right side
    2,571.39x = 8,728,538.62
  5. Step 5: Solve for x
    x = 8,728,538.62/2,571.39
  6. Step 6: Final answer
    x = 3,394.48

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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.