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Finding the Fourth Proportional to 8,551.38, 11,798.13 and 4,773.93

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Solution

The fourth proportional to 8,551.38, 11,798.13 and 4,773.93 is: 6,586.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,551.38 : 11,798.13 = 4,773.93 : x
  2. Step 2: Convert to fraction form
    8,551.38/11,798.13 = 4,773.93/x
  3. Step 3: Cross multiply
    8,551.38x = 11,798.13 × 4,773.93
  4. Step 4: Simplify right side
    8,551.38x = 56,323,446.75
  5. Step 5: Solve for x
    x = 56,323,446.75/8,551.38
  6. Step 6: Final answer
    x = 6,586.47

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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.