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Finding the Fourth Proportional to 3,027, 4,540.53 and 1,079.28

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Solution

The fourth proportional to 3,027, 4,540.53 and 1,079.28 is: 1,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027 : 4,540.53 = 1,079.28 : x
  2. Step 2: Convert to fraction form
    3,027/4,540.53 = 1,079.28/x
  3. Step 3: Cross multiply
    3,027x = 4,540.53 × 1,079.28
  4. Step 4: Simplify right side
    3,027x = 4,900,503.22
  5. Step 5: Solve for x
    x = 4,900,503.22/3,027
  6. Step 6: Final answer
    x = 1,618.93

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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.