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Finding the Fourth Proportional to 3,269.58, 4,511.94 and 1,777.50

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Solution

The fourth proportional to 3,269.58, 4,511.94 and 1,777.50 is: 2,452.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.58 : 4,511.94 = 1,777.50 : x
  2. Step 2: Convert to fraction form
    3,269.58/4,511.94 = 1,777.50/x
  3. Step 3: Cross multiply
    3,269.58x = 4,511.94 × 1,777.50
  4. Step 4: Simplify right side
    3,269.58x = 8,019,973.35
  5. Step 5: Solve for x
    x = 8,019,973.35/3,269.58
  6. Step 6: Final answer
    x = 2,452.91

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