Home / 11,747.43-17,610-4,346.87

Finding the Fourth Proportional to 11,747.43, 17,610 and 4,346.87

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Solution

The fourth proportional to 11,747.43, 17,610 and 4,346.87 is: 6,516.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.43 : 17,610 = 4,346.87 : x
  2. Step 2: Convert to fraction form
    11,747.43/17,610 = 4,346.87/x
  3. Step 3: Cross multiply
    11,747.43x = 17,610 × 4,346.87
  4. Step 4: Simplify right side
    11,747.43x = 76,548,292.65
  5. Step 5: Solve for x
    x = 76,548,292.65/11,747.43
  6. Step 6: Final answer
    x = 6,516.17

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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.