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Finding the Fourth Proportional to 4,450.52, 6,676.96 and 1,330.40

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Solution

The fourth proportional to 4,450.52, 6,676.96 and 1,330.40 is: 1,995.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,450.52 : 6,676.96 = 1,330.40 : x
  2. Step 2: Convert to fraction form
    4,450.52/6,676.96 = 1,330.40/x
  3. Step 3: Cross multiply
    4,450.52x = 6,676.96 × 1,330.40
  4. Step 4: Simplify right side
    4,450.52x = 8,883,027.58
  5. Step 5: Solve for x
    x = 8,883,027.58/4,450.52
  6. Step 6: Final answer
    x = 1,995.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.