Home / 11,516.45-17,273.86-4,495.14

Finding the Fourth Proportional to 11,516.45, 17,273.86 and 4,495.14

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Solution

The fourth proportional to 11,516.45, 17,273.86 and 4,495.14 is: 6,742.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,516.45 : 17,273.86 = 4,495.14 : x
  2. Step 2: Convert to fraction form
    11,516.45/17,273.86 = 4,495.14/x
  3. Step 3: Cross multiply
    11,516.45x = 17,273.86 × 4,495.14
  4. Step 4: Simplify right side
    11,516.45x = 77,648,407.80
  5. Step 5: Solve for x
    x = 77,648,407.80/11,516.45
  6. Step 6: Final answer
    x = 6,742.39

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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.