Home / 2,845.38-4,270.74-1,751.88

Finding the Fourth Proportional to 2,845.38, 4,270.74 and 1,751.88

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Solution

The fourth proportional to 2,845.38, 4,270.74 and 1,751.88 is: 2,629.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.38 : 4,270.74 = 1,751.88 : x
  2. Step 2: Convert to fraction form
    2,845.38/4,270.74 = 1,751.88/x
  3. Step 3: Cross multiply
    2,845.38x = 4,270.74 × 1,751.88
  4. Step 4: Simplify right side
    2,845.38x = 7,481,823.99
  5. Step 5: Solve for x
    x = 7,481,823.99/2,845.38
  6. Step 6: Final answer
    x = 2,629.46

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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.