Home / 11,755.04-17,631.92-4,829.28

Finding the Fourth Proportional to 11,755.04, 17,631.92 and 4,829.28

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Solution

The fourth proportional to 11,755.04, 17,631.92 and 4,829.28 is: 7,243.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,755.04 : 17,631.92 = 4,829.28 : x
  2. Step 2: Convert to fraction form
    11,755.04/17,631.92 = 4,829.28/x
  3. Step 3: Cross multiply
    11,755.04x = 17,631.92 × 4,829.28
  4. Step 4: Simplify right side
    11,755.04x = 85,149,478.62
  5. Step 5: Solve for x
    x = 85,149,478.62/11,755.04
  6. Step 6: Final answer
    x = 7,243.66

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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.