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Finding the Fourth Proportional to 6,925.96, 10,383 and 4,728.16

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Solution

The fourth proportional to 6,925.96, 10,383 and 4,728.16 is: 7,088.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.96 : 10,383 = 4,728.16 : x
  2. Step 2: Convert to fraction form
    6,925.96/10,383 = 4,728.16/x
  3. Step 3: Cross multiply
    6,925.96x = 10,383 × 4,728.16
  4. Step 4: Simplify right side
    6,925.96x = 49,092,485.28
  5. Step 5: Solve for x
    x = 49,092,485.28/6,925.96
  6. Step 6: Final answer
    x = 7,088.18

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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.