Home / 5,905.98-8,857.35-2,982.96

Finding the Fourth Proportional to 5,905.98, 8,857.35 and 2,982.96

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Solution

The fourth proportional to 5,905.98, 8,857.35 and 2,982.96 is: 4,473.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.98 : 8,857.35 = 2,982.96 : x
  2. Step 2: Convert to fraction form
    5,905.98/8,857.35 = 2,982.96/x
  3. Step 3: Cross multiply
    5,905.98x = 8,857.35 × 2,982.96
  4. Step 4: Simplify right side
    5,905.98x = 26,421,120.76
  5. Step 5: Solve for x
    x = 26,421,120.76/5,905.98
  6. Step 6: Final answer
    x = 4,473.62

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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.