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Finding the Fourth Proportional to 8,586.96, 11,845.16 and 5,001.49

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Solution

The fourth proportional to 8,586.96, 11,845.16 and 5,001.49 is: 6,899.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586.96 : 11,845.16 = 5,001.49 : x
  2. Step 2: Convert to fraction form
    8,586.96/11,845.16 = 5,001.49/x
  3. Step 3: Cross multiply
    8,586.96x = 11,845.16 × 5,001.49
  4. Step 4: Simplify right side
    8,586.96x = 59,243,424.28
  5. Step 5: Solve for x
    x = 59,243,424.28/8,586.96
  6. Step 6: Final answer
    x = 6,899.24

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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.