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Finding the Fourth Proportional to 8,693.62, 11,997.14 and 4,714.73

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Solution

The fourth proportional to 8,693.62, 11,997.14 and 4,714.73 is: 6,506.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693.62 : 11,997.14 = 4,714.73 : x
  2. Step 2: Convert to fraction form
    8,693.62/11,997.14 = 4,714.73/x
  3. Step 3: Cross multiply
    8,693.62x = 11,997.14 × 4,714.73
  4. Step 4: Simplify right side
    8,693.62x = 56,563,192.31
  5. Step 5: Solve for x
    x = 56,563,192.31/8,693.62
  6. Step 6: Final answer
    x = 6,506.29

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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.