Home / 11,723.40-17,584.97-4,705.29

Finding the Fourth Proportional to 11,723.40, 17,584.97 and 4,705.29

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Solution

The fourth proportional to 11,723.40, 17,584.97 and 4,705.29 is: 7,057.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,723.40 : 17,584.97 = 4,705.29 : x
  2. Step 2: Convert to fraction form
    11,723.40/17,584.97 = 4,705.29/x
  3. Step 3: Cross multiply
    11,723.40x = 17,584.97 × 4,705.29
  4. Step 4: Simplify right side
    11,723.40x = 82,742,359.96
  5. Step 5: Solve for x
    x = 82,742,359.96/11,723.40
  6. Step 6: Final answer
    x = 7,057.88

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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.