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Finding the Fourth Proportional to 4,918.92, 7,371.81 and 1,795.99

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Solution

The fourth proportional to 4,918.92, 7,371.81 and 1,795.99 is: 2,691.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.92 : 7,371.81 = 1,795.99 : x
  2. Step 2: Convert to fraction form
    4,918.92/7,371.81 = 1,795.99/x
  3. Step 3: Cross multiply
    4,918.92x = 7,371.81 × 1,795.99
  4. Step 4: Simplify right side
    4,918.92x = 13,239,697.04
  5. Step 5: Solve for x
    x = 13,239,697.04/4,918.92
  6. Step 6: Final answer
    x = 2,691.59

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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.