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Finding the Fourth Proportional to 7,893.53, 10,891.10 and 4,537.30

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Solution

The fourth proportional to 7,893.53, 10,891.10 and 4,537.30 is: 6,260.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,893.53 : 10,891.10 = 4,537.30 : x
  2. Step 2: Convert to fraction form
    7,893.53/10,891.10 = 4,537.30/x
  3. Step 3: Cross multiply
    7,893.53x = 10,891.10 × 4,537.30
  4. Step 4: Simplify right side
    7,893.53x = 49,416,188.03
  5. Step 5: Solve for x
    x = 49,416,188.03/7,893.53
  6. Step 6: Final answer
    x = 6,260.34

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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.