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Finding the Fourth Proportional to 4,408.45, 6,082.43 and 2,837.45

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Solution

The fourth proportional to 4,408.45, 6,082.43 and 2,837.45 is: 3,914.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,408.45 : 6,082.43 = 2,837.45 : x
  2. Step 2: Convert to fraction form
    4,408.45/6,082.43 = 2,837.45/x
  3. Step 3: Cross multiply
    4,408.45x = 6,082.43 × 2,837.45
  4. Step 4: Simplify right side
    4,408.45x = 17,258,592.02
  5. Step 5: Solve for x
    x = 17,258,592.02/4,408.45
  6. Step 6: Final answer
    x = 3,914.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.