Home / 11,511.61-17,263.76-4,936.03

Finding the Fourth Proportional to 11,511.61, 17,263.76 and 4,936.03

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Solution

The fourth proportional to 11,511.61, 17,263.76 and 4,936.03 is: 7,402.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,511.61 : 17,263.76 = 4,936.03 : x
  2. Step 2: Convert to fraction form
    11,511.61/17,263.76 = 4,936.03/x
  3. Step 3: Cross multiply
    11,511.61x = 17,263.76 × 4,936.03
  4. Step 4: Simplify right side
    11,511.61x = 85,214,369.43
  5. Step 5: Solve for x
    x = 85,214,369.43/11,511.61
  6. Step 6: Final answer
    x = 7,402.47

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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.