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Finding the Fourth Proportional to 8,371.89, 11,553.08 and 4,835.03

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Solution

The fourth proportional to 8,371.89, 11,553.08 and 4,835.03 is: 6,672.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,371.89 : 11,553.08 = 4,835.03 : x
  2. Step 2: Convert to fraction form
    8,371.89/11,553.08 = 4,835.03/x
  3. Step 3: Cross multiply
    8,371.89x = 11,553.08 × 4,835.03
  4. Step 4: Simplify right side
    8,371.89x = 55,859,406.45
  5. Step 5: Solve for x
    x = 55,859,406.45/8,371.89
  6. Step 6: Final answer
    x = 6,672.26

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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.