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Finding the Fourth Proportional to 6,253.92, 8,628.79 and 3,735

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Solution

The fourth proportional to 6,253.92, 8,628.79 and 3,735 is: 5,153.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,253.92 : 8,628.79 = 3,735 : x
  2. Step 2: Convert to fraction form
    6,253.92/8,628.79 = 3,735/x
  3. Step 3: Cross multiply
    6,253.92x = 8,628.79 × 3,735
  4. Step 4: Simplify right side
    6,253.92x = 32,228,530.65
  5. Step 5: Solve for x
    x = 32,228,530.65/6,253.92
  6. Step 6: Final answer
    x = 5,153.33

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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.