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Finding the Fourth Proportional to 9,183.76, 12,504.04 and 9,154.60

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Solution

The fourth proportional to 9,183.76, 12,504.04 and 9,154.60 is: 12,464.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183.76 : 12,504.04 = 9,154.60 : x
  2. Step 2: Convert to fraction form
    9,183.76/12,504.04 = 9,154.60/x
  3. Step 3: Cross multiply
    9,183.76x = 12,504.04 × 9,154.60
  4. Step 4: Simplify right side
    9,183.76x = 114,469,484.58
  5. Step 5: Solve for x
    x = 114,469,484.58/9,183.76
  6. Step 6: Final answer
    x = 12,464.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.