Home / 11,826.91-17,744.47-5,257.71

Finding the Fourth Proportional to 11,826.91, 17,744.47 and 5,257.71

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Solution

The fourth proportional to 11,826.91, 17,744.47 and 5,257.71 is: 7,888.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826.91 : 17,744.47 = 5,257.71 : x
  2. Step 2: Convert to fraction form
    11,826.91/17,744.47 = 5,257.71/x
  3. Step 3: Cross multiply
    11,826.91x = 17,744.47 × 5,257.71
  4. Step 4: Simplify right side
    11,826.91x = 93,295,264.22
  5. Step 5: Solve for x
    x = 93,295,264.22/11,826.91
  6. Step 6: Final answer
    x = 7,888.39

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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.