Home / 3,469.48-4,789.62-2,356.28

Finding the Fourth Proportional to 3,469.48, 4,789.62 and 2,356.28

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Solution

The fourth proportional to 3,469.48, 4,789.62 and 2,356.28 is: 3,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.48 : 4,789.62 = 2,356.28 : x
  2. Step 2: Convert to fraction form
    3,469.48/4,789.62 = 2,356.28/x
  3. Step 3: Cross multiply
    3,469.48x = 4,789.62 × 2,356.28
  4. Step 4: Simplify right side
    3,469.48x = 11,285,685.81
  5. Step 5: Solve for x
    x = 11,285,685.81/3,469.48
  6. Step 6: Final answer
    x = 3,252.85

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1.5x scale

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.