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Finding the Fourth Proportional to 11,329.39, 16,995.82 and 5,779.71

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Solution

The fourth proportional to 11,329.39, 16,995.82 and 5,779.71 is: 8,670.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329.39 : 16,995.82 = 5,779.71 : x
  2. Step 2: Convert to fraction form
    11,329.39/16,995.82 = 5,779.71/x
  3. Step 3: Cross multiply
    11,329.39x = 16,995.82 × 5,779.71
  4. Step 4: Simplify right side
    11,329.39x = 98,230,896.36
  5. Step 5: Solve for x
    x = 98,230,896.36/11,329.39
  6. Step 6: Final answer
    x = 8,670.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.