Home / 11,874.75-17,818.19-4,859.94

Finding the Fourth Proportional to 11,874.75, 17,818.19 and 4,859.94

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Solution

The fourth proportional to 11,874.75, 17,818.19 and 4,859.94 is: 7,292.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,874.75 : 17,818.19 = 4,859.94 : x
  2. Step 2: Convert to fraction form
    11,874.75/17,818.19 = 4,859.94/x
  3. Step 3: Cross multiply
    11,874.75x = 17,818.19 × 4,859.94
  4. Step 4: Simplify right side
    11,874.75x = 86,595,334.31
  5. Step 5: Solve for x
    x = 86,595,334.31/11,874.75
  6. Step 6: Final answer
    x = 7,292.39

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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.