Home / 11,182.22-16,774.92-3,788.79

Finding the Fourth Proportional to 11,182.22, 16,774.92 and 3,788.79

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Solution

The fourth proportional to 11,182.22, 16,774.92 and 3,788.79 is: 5,683.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,182.22 : 16,774.92 = 3,788.79 : x
  2. Step 2: Convert to fraction form
    11,182.22/16,774.92 = 3,788.79/x
  3. Step 3: Cross multiply
    11,182.22x = 16,774.92 × 3,788.79
  4. Step 4: Simplify right side
    11,182.22x = 63,556,649.15
  5. Step 5: Solve for x
    x = 63,556,649.15/11,182.22
  6. Step 6: Final answer
    x = 5,683.72

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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.