Home / 11,256.60-16,879.23-3,464.40

Finding the Fourth Proportional to 11,256.60, 16,879.23 and 3,464.40

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Solution

The fourth proportional to 11,256.60, 16,879.23 and 3,464.40 is: 5,194.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.60 : 16,879.23 = 3,464.40 : x
  2. Step 2: Convert to fraction form
    11,256.60/16,879.23 = 3,464.40/x
  3. Step 3: Cross multiply
    11,256.60x = 16,879.23 × 3,464.40
  4. Step 4: Simplify right side
    11,256.60x = 58,476,404.41
  5. Step 5: Solve for x
    x = 58,476,404.41/11,256.60
  6. Step 6: Final answer
    x = 5,194.85

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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.