Home / 11,862.93-17,789.49-4,838.18

Finding the Fourth Proportional to 11,862.93, 17,789.49 and 4,838.18

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Solution

The fourth proportional to 11,862.93, 17,789.49 and 4,838.18 is: 7,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.93 : 17,789.49 = 4,838.18 : x
  2. Step 2: Convert to fraction form
    11,862.93/17,789.49 = 4,838.18/x
  3. Step 3: Cross multiply
    11,862.93x = 17,789.49 × 4,838.18
  4. Step 4: Simplify right side
    11,862.93x = 86,068,754.73
  5. Step 5: Solve for x
    x = 86,068,754.73/11,862.93
  6. Step 6: Final answer
    x = 7,255.27

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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.