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Finding the Fourth Proportional to 6,330.80, 8,735.00 and 3,676.62

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Solution

The fourth proportional to 6,330.80, 8,735.00 and 3,676.62 is: 5,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330.80 : 8,735.00 = 3,676.62 : x
  2. Step 2: Convert to fraction form
    6,330.80/8,735.00 = 3,676.62/x
  3. Step 3: Cross multiply
    6,330.80x = 8,735.00 × 3,676.62
  4. Step 4: Simplify right side
    6,330.80x = 32,115,257.32
  5. Step 5: Solve for x
    x = 32,115,257.32/6,330.80
  6. Step 6: Final answer
    x = 5,072.86

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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.