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Finding the Fourth Proportional to 6,370.82, 8,792.49 and 3,576.74

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Solution

The fourth proportional to 6,370.82, 8,792.49 and 3,576.74 is: 4,936.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.82 : 8,792.49 = 3,576.74 : x
  2. Step 2: Convert to fraction form
    6,370.82/8,792.49 = 3,576.74/x
  3. Step 3: Cross multiply
    6,370.82x = 8,792.49 × 3,576.74
  4. Step 4: Simplify right side
    6,370.82x = 31,448,450.68
  5. Step 5: Solve for x
    x = 31,448,450.68/6,370.82
  6. Step 6: Final answer
    x = 4,936.33

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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.