Home / 11,747.90-17,605.36-5,493.08

Finding the Fourth Proportional to 11,747.90, 17,605.36 and 5,493.08

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Solution

The fourth proportional to 11,747.90, 17,605.36 and 5,493.08 is: 8,231.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.90 : 17,605.36 = 5,493.08 : x
  2. Step 2: Convert to fraction form
    11,747.90/17,605.36 = 5,493.08/x
  3. Step 3: Cross multiply
    11,747.90x = 17,605.36 × 5,493.08
  4. Step 4: Simplify right side
    11,747.90x = 96,707,650.91
  5. Step 5: Solve for x
    x = 96,707,650.91/11,747.90
  6. Step 6: Final answer
    x = 8,231.91

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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.