Home / 11,500.89-17,257.99-4,836.87

Finding the Fourth Proportional to 11,500.89, 17,257.99 and 4,836.87

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Solution

The fourth proportional to 11,500.89, 17,257.99 and 4,836.87 is: 7,258.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,500.89 : 17,257.99 = 4,836.87 : x
  2. Step 2: Convert to fraction form
    11,500.89/17,257.99 = 4,836.87/x
  3. Step 3: Cross multiply
    11,500.89x = 17,257.99 × 4,836.87
  4. Step 4: Simplify right side
    11,500.89x = 83,474,654.09
  5. Step 5: Solve for x
    x = 83,474,654.09/11,500.89
  6. Step 6: Final answer
    x = 7,258.10

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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.