Home / 4,845.10-7,270.38-2,763.81

Finding the Fourth Proportional to 4,845.10, 7,270.38 and 2,763.81

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Solution

The fourth proportional to 4,845.10, 7,270.38 and 2,763.81 is: 4,147.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.10 : 7,270.38 = 2,763.81 : x
  2. Step 2: Convert to fraction form
    4,845.10/7,270.38 = 2,763.81/x
  3. Step 3: Cross multiply
    4,845.10x = 7,270.38 × 2,763.81
  4. Step 4: Simplify right side
    4,845.10x = 20,093,948.95
  5. Step 5: Solve for x
    x = 20,093,948.95/4,845.10
  6. Step 6: Final answer
    x = 4,147.27

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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.