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Finding the Fourth Proportional to 3,043.80, 4,564.80 and 1,193.85

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Solution

The fourth proportional to 3,043.80, 4,564.80 and 1,193.85 is: 1,790.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.80 : 4,564.80 = 1,193.85 : x
  2. Step 2: Convert to fraction form
    3,043.80/4,564.80 = 1,193.85/x
  3. Step 3: Cross multiply
    3,043.80x = 4,564.80 × 1,193.85
  4. Step 4: Simplify right side
    3,043.80x = 5,449,686.48
  5. Step 5: Solve for x
    x = 5,449,686.48/3,043.80
  6. Step 6: Final answer
    x = 1,790.42

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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.