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Finding the Fourth Proportional to 3,464.77, 5,195.94 and 998.93

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Solution

The fourth proportional to 3,464.77, 5,195.94 and 998.93 is: 1,498.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.77 : 5,195.94 = 998.93 : x
  2. Step 2: Convert to fraction form
    3,464.77/5,195.94 = 998.93/x
  3. Step 3: Cross multiply
    3,464.77x = 5,195.94 × 998.93
  4. Step 4: Simplify right side
    3,464.77x = 5,190,380.34
  5. Step 5: Solve for x
    x = 5,190,380.34/3,464.77
  6. Step 6: Final answer
    x = 1,498.04

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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.