Home / 11,825.07-16,317.90-6,788.49

Finding the Fourth Proportional to 11,825.07, 16,317.90 and 6,788.49

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Solution

The fourth proportional to 11,825.07, 16,317.90 and 6,788.49 is: 9,367.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825.07 : 16,317.90 = 6,788.49 : x
  2. Step 2: Convert to fraction form
    11,825.07/16,317.90 = 6,788.49/x
  3. Step 3: Cross multiply
    11,825.07x = 16,317.90 × 6,788.49
  4. Step 4: Simplify right side
    11,825.07x = 110,773,900.97
  5. Step 5: Solve for x
    x = 110,773,900.97/11,825.07
  6. Step 6: Final answer
    x = 9,367.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.