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Finding the Fourth Proportional to 3,259.54, 4,500.32 and 2,019.70

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Solution

The fourth proportional to 3,259.54, 4,500.32 and 2,019.70 is: 2,788.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.54 : 4,500.32 = 2,019.70 : x
  2. Step 2: Convert to fraction form
    3,259.54/4,500.32 = 2,019.70/x
  3. Step 3: Cross multiply
    3,259.54x = 4,500.32 × 2,019.70
  4. Step 4: Simplify right side
    3,259.54x = 9,089,296.30
  5. Step 5: Solve for x
    x = 9,089,296.30/3,259.54
  6. Step 6: Final answer
    x = 2,788.52

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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.