Home / 4,040.78-5,576.51-2,694.07

Finding the Fourth Proportional to 4,040.78, 5,576.51 and 2,694.07

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Solution

The fourth proportional to 4,040.78, 5,576.51 and 2,694.07 is: 3,717.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.78 : 5,576.51 = 2,694.07 : x
  2. Step 2: Convert to fraction form
    4,040.78/5,576.51 = 2,694.07/x
  3. Step 3: Cross multiply
    4,040.78x = 5,576.51 × 2,694.07
  4. Step 4: Simplify right side
    4,040.78x = 15,023,466.94
  5. Step 5: Solve for x
    x = 15,023,466.94/4,040.78
  6. Step 6: Final answer
    x = 3,717.96

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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.