Home / 1,654.26-2,481.01-483.96

Finding the Fourth Proportional to 1,654.26, 2,481.01 and 483.96

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Solution

The fourth proportional to 1,654.26, 2,481.01 and 483.96 is: 725.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654.26 : 2,481.01 = 483.96 : x
  2. Step 2: Convert to fraction form
    1,654.26/2,481.01 = 483.96/x
  3. Step 3: Cross multiply
    1,654.26x = 2,481.01 × 483.96
  4. Step 4: Simplify right side
    1,654.26x = 1,200,709.60
  5. Step 5: Solve for x
    x = 1,200,709.60/1,654.26
  6. Step 6: Final answer
    x = 725.83

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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.