Home / 3,264.79-4,896.60-1,485.43

Finding the Fourth Proportional to 3,264.79, 4,896.60 and 1,485.43

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Solution

The fourth proportional to 3,264.79, 4,896.60 and 1,485.43 is: 2,227.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.79 : 4,896.60 = 1,485.43 : x
  2. Step 2: Convert to fraction form
    3,264.79/4,896.60 = 1,485.43/x
  3. Step 3: Cross multiply
    3,264.79x = 4,896.60 × 1,485.43
  4. Step 4: Simplify right side
    3,264.79x = 7,273,571.18
  5. Step 5: Solve for x
    x = 7,273,571.18/3,264.79
  6. Step 6: Final answer
    x = 2,227.89

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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.