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Finding the Fourth Proportional to 3,277.99, 4,916.99 and 1,087.35

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Solution

The fourth proportional to 3,277.99, 4,916.99 and 1,087.35 is: 1,631.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.99 : 4,916.99 = 1,087.35 : x
  2. Step 2: Convert to fraction form
    3,277.99/4,916.99 = 1,087.35/x
  3. Step 3: Cross multiply
    3,277.99x = 4,916.99 × 1,087.35
  4. Step 4: Simplify right side
    3,277.99x = 5,346,489.08
  5. Step 5: Solve for x
    x = 5,346,489.08/3,277.99
  6. Step 6: Final answer
    x = 1,631.03

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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.