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Finding the Fourth Proportional to 8,100.64, 11,174.94 and 4,743.52

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Solution

The fourth proportional to 8,100.64, 11,174.94 and 4,743.52 is: 6,543.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,100.64 : 11,174.94 = 4,743.52 : x
  2. Step 2: Convert to fraction form
    8,100.64/11,174.94 = 4,743.52/x
  3. Step 3: Cross multiply
    8,100.64x = 11,174.94 × 4,743.52
  4. Step 4: Simplify right side
    8,100.64x = 53,008,551.39
  5. Step 5: Solve for x
    x = 53,008,551.39/8,100.64
  6. Step 6: Final answer
    x = 6,543.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.