Home / 11,749.20-17,623.70-2,984

Finding the Fourth Proportional to 11,749.20, 17,623.70 and 2,984

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Solution

The fourth proportional to 11,749.20, 17,623.70 and 2,984 is: 4,475.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,749.20 : 17,623.70 = 2,984 : x
  2. Step 2: Convert to fraction form
    11,749.20/17,623.70 = 2,984/x
  3. Step 3: Cross multiply
    11,749.20x = 17,623.70 × 2,984
  4. Step 4: Simplify right side
    11,749.20x = 52,589,120.80
  5. Step 5: Solve for x
    x = 52,589,120.80/11,749.20
  6. Step 6: Final answer
    x = 4,475.97

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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.