Home / 7,962.76-11,940.04-3,576.45

Finding the Fourth Proportional to 7,962.76, 11,940.04 and 3,576.45

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Solution

The fourth proportional to 7,962.76, 11,940.04 and 3,576.45 is: 5,362.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.76 : 11,940.04 = 3,576.45 : x
  2. Step 2: Convert to fraction form
    7,962.76/11,940.04 = 3,576.45/x
  3. Step 3: Cross multiply
    7,962.76x = 11,940.04 × 3,576.45
  4. Step 4: Simplify right side
    7,962.76x = 42,702,938.18
  5. Step 5: Solve for x
    x = 42,702,938.18/7,962.76
  6. Step 6: Final answer
    x = 5,362.83

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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.