Home / 5,491.90-8,235.96-2,204.02

Finding the Fourth Proportional to 5,491.90, 8,235.96 and 2,204.02

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Solution

The fourth proportional to 5,491.90, 8,235.96 and 2,204.02 is: 3,305.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.90 : 8,235.96 = 2,204.02 : x
  2. Step 2: Convert to fraction form
    5,491.90/8,235.96 = 2,204.02/x
  3. Step 3: Cross multiply
    5,491.90x = 8,235.96 × 2,204.02
  4. Step 4: Simplify right side
    5,491.90x = 18,152,220.56
  5. Step 5: Solve for x
    x = 18,152,220.56/5,491.90
  6. Step 6: Final answer
    x = 3,305.27

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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.