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Finding the Fourth Proportional to 3,495.79, 4,824.19 and 2,003.64

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Solution

The fourth proportional to 3,495.79, 4,824.19 and 2,003.64 is: 2,765.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.79 : 4,824.19 = 2,003.64 : x
  2. Step 2: Convert to fraction form
    3,495.79/4,824.19 = 2,003.64/x
  3. Step 3: Cross multiply
    3,495.79x = 4,824.19 × 2,003.64
  4. Step 4: Simplify right side
    3,495.79x = 9,665,940.05
  5. Step 5: Solve for x
    x = 9,665,940.05/3,495.79
  6. Step 6: Final answer
    x = 2,765.02

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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.