Home / 11,435.73-17,142.66-4,865.63

Finding the Fourth Proportional to 11,435.73, 17,142.66 and 4,865.63

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Solution

The fourth proportional to 11,435.73, 17,142.66 and 4,865.63 is: 7,293.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,435.73 : 17,142.66 = 4,865.63 : x
  2. Step 2: Convert to fraction form
    11,435.73/17,142.66 = 4,865.63/x
  3. Step 3: Cross multiply
    11,435.73x = 17,142.66 × 4,865.63
  4. Step 4: Simplify right side
    11,435.73x = 83,409,755.06
  5. Step 5: Solve for x
    x = 83,409,755.06/11,435.73
  6. Step 6: Final answer
    x = 7,293.78

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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.