Home / 11,748.76-17,623.12-3,957.56

Finding the Fourth Proportional to 11,748.76, 17,623.12 and 3,957.56

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Solution

The fourth proportional to 11,748.76, 17,623.12 and 3,957.56 is: 5,936.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.76 : 17,623.12 = 3,957.56 : x
  2. Step 2: Convert to fraction form
    11,748.76/17,623.12 = 3,957.56/x
  3. Step 3: Cross multiply
    11,748.76x = 17,623.12 × 3,957.56
  4. Step 4: Simplify right side
    11,748.76x = 69,744,554.79
  5. Step 5: Solve for x
    x = 69,744,554.79/11,748.76
  6. Step 6: Final answer
    x = 5,936.33

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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.