Home / 6,289.53-9,431.81-2,285.97

Finding the Fourth Proportional to 6,289.53, 9,431.81 and 2,285.97

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Solution

The fourth proportional to 6,289.53, 9,431.81 and 2,285.97 is: 3,428.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.53 : 9,431.81 = 2,285.97 : x
  2. Step 2: Convert to fraction form
    6,289.53/9,431.81 = 2,285.97/x
  3. Step 3: Cross multiply
    6,289.53x = 9,431.81 × 2,285.97
  4. Step 4: Simplify right side
    6,289.53x = 21,560,787.55
  5. Step 5: Solve for x
    x = 21,560,787.55/6,289.53
  6. Step 6: Final answer
    x = 3,428.05

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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.