Home / 5,905.98-8,149.23-3,387.96

Finding the Fourth Proportional to 5,905.98, 8,149.23 and 3,387.96

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Solution

The fourth proportional to 5,905.98, 8,149.23 and 3,387.96 is: 4,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.98 : 8,149.23 = 3,387.96 : x
  2. Step 2: Convert to fraction form
    5,905.98/8,149.23 = 3,387.96/x
  3. Step 3: Cross multiply
    5,905.98x = 8,149.23 × 3,387.96
  4. Step 4: Simplify right side
    5,905.98x = 27,609,265.27
  5. Step 5: Solve for x
    x = 27,609,265.27/5,905.98
  6. Step 6: Final answer
    x = 4,674.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.