Home / 11,284.76-16,928.71-4,709.44

Finding the Fourth Proportional to 11,284.76, 16,928.71 and 4,709.44

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Solution

The fourth proportional to 11,284.76, 16,928.71 and 4,709.44 is: 7,064.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.76 : 16,928.71 = 4,709.44 : x
  2. Step 2: Convert to fraction form
    11,284.76/16,928.71 = 4,709.44/x
  3. Step 3: Cross multiply
    11,284.76x = 16,928.71 × 4,709.44
  4. Step 4: Simplify right side
    11,284.76x = 79,724,713.47
  5. Step 5: Solve for x
    x = 79,724,713.47/11,284.76
  6. Step 6: Final answer
    x = 7,064.81

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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.