Home / 4,040.75-5,576.33-2,469.71

Finding the Fourth Proportional to 4,040.75, 5,576.33 and 2,469.71

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Solution

The fourth proportional to 4,040.75, 5,576.33 and 2,469.71 is: 3,408.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.75 : 5,576.33 = 2,469.71 : x
  2. Step 2: Convert to fraction form
    4,040.75/5,576.33 = 2,469.71/x
  3. Step 3: Cross multiply
    4,040.75x = 5,576.33 × 2,469.71
  4. Step 4: Simplify right side
    4,040.75x = 13,771,905.62
  5. Step 5: Solve for x
    x = 13,771,905.62/4,040.75
  6. Step 6: Final answer
    x = 3,408.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.