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Finding the Fourth Proportional to 6,284.85, 9,427.25 and 1,540.95

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Solution

The fourth proportional to 6,284.85, 9,427.25 and 1,540.95 is: 2,311.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,284.85 : 9,427.25 = 1,540.95 : x
  2. Step 2: Convert to fraction form
    6,284.85/9,427.25 = 1,540.95/x
  3. Step 3: Cross multiply
    6,284.85x = 9,427.25 × 1,540.95
  4. Step 4: Simplify right side
    6,284.85x = 14,526,936.75
  5. Step 5: Solve for x
    x = 14,526,936.75/6,284.85
  6. Step 6: Final answer
    x = 2,311.42

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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.