Home / 3,242.63-4,469.68-2,455.31

Finding the Fourth Proportional to 3,242.63, 4,469.68 and 2,455.31

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Solution

The fourth proportional to 3,242.63, 4,469.68 and 2,455.31 is: 3,384.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.63 : 4,469.68 = 2,455.31 : x
  2. Step 2: Convert to fraction form
    3,242.63/4,469.68 = 2,455.31/x
  3. Step 3: Cross multiply
    3,242.63x = 4,469.68 × 2,455.31
  4. Step 4: Simplify right side
    3,242.63x = 10,974,450.00
  5. Step 5: Solve for x
    x = 10,974,450.00/3,242.63
  6. Step 6: Final answer
    x = 3,384.43

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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.