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Finding the Fourth Proportional to 6,086, 9,129.02 and 1,469

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Solution

The fourth proportional to 6,086, 9,129.02 and 1,469 is: 2,203.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,086 : 9,129.02 = 1,469 : x
  2. Step 2: Convert to fraction form
    6,086/9,129.02 = 1,469/x
  3. Step 3: Cross multiply
    6,086x = 9,129.02 × 1,469
  4. Step 4: Simplify right side
    6,086x = 13,410,530.38
  5. Step 5: Solve for x
    x = 13,410,530.38/6,086
  6. Step 6: Final answer
    x = 2,203.50

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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.