Home / 5,449.44-8,178.54-2,817.72

Finding the Fourth Proportional to 5,449.44, 8,178.54 and 2,817.72

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Solution

The fourth proportional to 5,449.44, 8,178.54 and 2,817.72 is: 4,228.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.44 : 8,178.54 = 2,817.72 : x
  2. Step 2: Convert to fraction form
    5,449.44/8,178.54 = 2,817.72/x
  3. Step 3: Cross multiply
    5,449.44x = 8,178.54 × 2,817.72
  4. Step 4: Simplify right side
    5,449.44x = 23,044,780.75
  5. Step 5: Solve for x
    x = 23,044,780.75/5,449.44
  6. Step 6: Final answer
    x = 4,228.84

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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.