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Finding the Fourth Proportional to 2,885.36, 4,324.92 and 1,401.44

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Solution

The fourth proportional to 2,885.36, 4,324.92 and 1,401.44 is: 2,100.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885.36 : 4,324.92 = 1,401.44 : x
  2. Step 2: Convert to fraction form
    2,885.36/4,324.92 = 1,401.44/x
  3. Step 3: Cross multiply
    2,885.36x = 4,324.92 × 1,401.44
  4. Step 4: Simplify right side
    2,885.36x = 6,061,115.88
  5. Step 5: Solve for x
    x = 6,061,115.88/2,885.36
  6. Step 6: Final answer
    x = 2,100.64

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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.