Home / 8,717.03-13,072.08-3,167.34

Finding the Fourth Proportional to 8,717.03, 13,072.08 and 3,167.34

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Solution

The fourth proportional to 8,717.03, 13,072.08 and 3,167.34 is: 4,749.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.03 : 13,072.08 = 3,167.34 : x
  2. Step 2: Convert to fraction form
    8,717.03/13,072.08 = 3,167.34/x
  3. Step 3: Cross multiply
    8,717.03x = 13,072.08 × 3,167.34
  4. Step 4: Simplify right side
    8,717.03x = 41,403,721.87
  5. Step 5: Solve for x
    x = 41,403,721.87/8,717.03
  6. Step 6: Final answer
    x = 4,749.75

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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.