Home / 8,972.76-13,461.06-2,732.64

Finding the Fourth Proportional to 8,972.76, 13,461.06 and 2,732.64

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Solution

The fourth proportional to 8,972.76, 13,461.06 and 2,732.64 is: 4,099.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972.76 : 13,461.06 = 2,732.64 : x
  2. Step 2: Convert to fraction form
    8,972.76/13,461.06 = 2,732.64/x
  3. Step 3: Cross multiply
    8,972.76x = 13,461.06 × 2,732.64
  4. Step 4: Simplify right side
    8,972.76x = 36,784,231.00
  5. Step 5: Solve for x
    x = 36,784,231.00/8,972.76
  6. Step 6: Final answer
    x = 4,099.54

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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.