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Finding the Fourth Proportional to 4,957.88, 6,842.08 and 2,833.76

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Solution

The fourth proportional to 4,957.88, 6,842.08 and 2,833.76 is: 3,910.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.88 : 6,842.08 = 2,833.76 : x
  2. Step 2: Convert to fraction form
    4,957.88/6,842.08 = 2,833.76/x
  3. Step 3: Cross multiply
    4,957.88x = 6,842.08 × 2,833.76
  4. Step 4: Simplify right side
    4,957.88x = 19,388,812.62
  5. Step 5: Solve for x
    x = 19,388,812.62/4,957.88
  6. Step 6: Final answer
    x = 3,910.71

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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.