Home / 9,717.42-14,578.56-2,791.92

Finding the Fourth Proportional to 9,717.42, 14,578.56 and 2,791.92

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Solution

The fourth proportional to 9,717.42, 14,578.56 and 2,791.92 is: 4,188.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717.42 : 14,578.56 = 2,791.92 : x
  2. Step 2: Convert to fraction form
    9,717.42/14,578.56 = 2,791.92/x
  3. Step 3: Cross multiply
    9,717.42x = 14,578.56 × 2,791.92
  4. Step 4: Simplify right side
    9,717.42x = 40,702,173.24
  5. Step 5: Solve for x
    x = 40,702,173.24/9,717.42
  6. Step 6: Final answer
    x = 4,188.58

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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.