Home / 8,717.73-13,072.49-3,167.16

Finding the Fourth Proportional to 8,717.73, 13,072.49 and 3,167.16

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Solution

The fourth proportional to 8,717.73, 13,072.49 and 3,167.16 is: 4,749.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.73 : 13,072.49 = 3,167.16 : x
  2. Step 2: Convert to fraction form
    8,717.73/13,072.49 = 3,167.16/x
  3. Step 3: Cross multiply
    8,717.73x = 13,072.49 × 3,167.16
  4. Step 4: Simplify right side
    8,717.73x = 41,402,651.59
  5. Step 5: Solve for x
    x = 41,402,651.59/8,717.73
  6. Step 6: Final answer
    x = 4,749.25

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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.