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Finding the Fourth Proportional to 8,515.98, 12,773.96 and 2,359.98

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Solution

The fourth proportional to 8,515.98, 12,773.96 and 2,359.98 is: 3,539.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,515.98 : 12,773.96 = 2,359.98 : x
  2. Step 2: Convert to fraction form
    8,515.98/12,773.96 = 2,359.98/x
  3. Step 3: Cross multiply
    8,515.98x = 12,773.96 × 2,359.98
  4. Step 4: Simplify right side
    8,515.98x = 30,146,290.12
  5. Step 5: Solve for x
    x = 30,146,290.12/8,515.98
  6. Step 6: Final answer
    x = 3,539.97

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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.