Home / 8,972.67-13,455.07-4,527.60

Finding the Fourth Proportional to 8,972.67, 13,455.07 and 4,527.60

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Solution

The fourth proportional to 8,972.67, 13,455.07 and 4,527.60 is: 6,789.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972.67 : 13,455.07 = 4,527.60 : x
  2. Step 2: Convert to fraction form
    8,972.67/13,455.07 = 4,527.60/x
  3. Step 3: Cross multiply
    8,972.67x = 13,455.07 × 4,527.60
  4. Step 4: Simplify right side
    8,972.67x = 60,919,174.93
  5. Step 5: Solve for x
    x = 60,919,174.93/8,972.67
  6. Step 6: Final answer
    x = 6,789.41

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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.