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Finding the Fourth Proportional to 8,533.54, 12,791.53 and 3,267.12

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Solution

The fourth proportional to 8,533.54, 12,791.53 and 3,267.12 is: 4,897.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,533.54 : 12,791.53 = 3,267.12 : x
  2. Step 2: Convert to fraction form
    8,533.54/12,791.53 = 3,267.12/x
  3. Step 3: Cross multiply
    8,533.54x = 12,791.53 × 3,267.12
  4. Step 4: Simplify right side
    8,533.54x = 41,791,434.40
  5. Step 5: Solve for x
    x = 41,791,434.40/8,533.54
  6. Step 6: Final answer
    x = 4,897.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.