Home / 11,511.15-17,269.26-6,835.41

Finding the Fourth Proportional to 11,511.15, 17,269.26 and 6,835.41

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Solution

The fourth proportional to 11,511.15, 17,269.26 and 6,835.41 is: 10,254.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,511.15 : 17,269.26 = 6,835.41 : x
  2. Step 2: Convert to fraction form
    11,511.15/17,269.26 = 6,835.41/x
  3. Step 3: Cross multiply
    11,511.15x = 17,269.26 × 6,835.41
  4. Step 4: Simplify right side
    11,511.15x = 118,042,472.50
  5. Step 5: Solve for x
    x = 118,042,472.50/11,511.15
  6. Step 6: Final answer
    x = 10,254.62

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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.