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Finding the Fourth Proportional to 2,817.38, 4,225.02 and 967.97

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Solution

The fourth proportional to 2,817.38, 4,225.02 and 967.97 is: 1,451.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.38 : 4,225.02 = 967.97 : x
  2. Step 2: Convert to fraction form
    2,817.38/4,225.02 = 967.97/x
  3. Step 3: Cross multiply
    2,817.38x = 4,225.02 × 967.97
  4. Step 4: Simplify right side
    2,817.38x = 4,089,692.61
  5. Step 5: Solve for x
    x = 4,089,692.61/2,817.38
  6. Step 6: Final answer
    x = 1,451.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.