Home / 4,749.76-7,118.22-2,636.41

Finding the Fourth Proportional to 4,749.76, 7,118.22 and 2,636.41

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Solution

The fourth proportional to 4,749.76, 7,118.22 and 2,636.41 is: 3,951.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.76 : 7,118.22 = 2,636.41 : x
  2. Step 2: Convert to fraction form
    4,749.76/7,118.22 = 2,636.41/x
  3. Step 3: Cross multiply
    4,749.76x = 7,118.22 × 2,636.41
  4. Step 4: Simplify right side
    4,749.76x = 18,766,546.39
  5. Step 5: Solve for x
    x = 18,766,546.39/4,749.76
  6. Step 6: Final answer
    x = 3,951.05

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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.