Home / 11,006.60-16,499.77-3,984.98

Finding the Fourth Proportional to 11,006.60, 16,499.77 and 3,984.98

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Solution

The fourth proportional to 11,006.60, 16,499.77 and 3,984.98 is: 5,973.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.60 : 16,499.77 = 3,984.98 : x
  2. Step 2: Convert to fraction form
    11,006.60/16,499.77 = 3,984.98/x
  3. Step 3: Cross multiply
    11,006.60x = 16,499.77 × 3,984.98
  4. Step 4: Simplify right side
    11,006.60x = 65,751,160.99
  5. Step 5: Solve for x
    x = 65,751,160.99/11,006.60
  6. Step 6: Final answer
    x = 5,973.80

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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.