Home / 11,675.48-17,516.79-6,128.19

Finding the Fourth Proportional to 11,675.48, 17,516.79 and 6,128.19

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Solution

The fourth proportional to 11,675.48, 17,516.79 and 6,128.19 is: 9,194.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,675.48 : 17,516.79 = 6,128.19 : x
  2. Step 2: Convert to fraction form
    11,675.48/17,516.79 = 6,128.19/x
  3. Step 3: Cross multiply
    11,675.48x = 17,516.79 × 6,128.19
  4. Step 4: Simplify right side
    11,675.48x = 107,346,217.31
  5. Step 5: Solve for x
    x = 107,346,217.31/11,675.48
  6. Step 6: Final answer
    x = 9,194.16

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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.