Home / 9,369.49-14,052.96-3,129.37

Finding the Fourth Proportional to 9,369.49, 14,052.96 and 3,129.37

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Solution

The fourth proportional to 9,369.49, 14,052.96 and 3,129.37 is: 4,693.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,369.49 : 14,052.96 = 3,129.37 : x
  2. Step 2: Convert to fraction form
    9,369.49/14,052.96 = 3,129.37/x
  3. Step 3: Cross multiply
    9,369.49x = 14,052.96 × 3,129.37
  4. Step 4: Simplify right side
    9,369.49x = 43,976,911.44
  5. Step 5: Solve for x
    x = 43,976,911.44/9,369.49
  6. Step 6: Final answer
    x = 4,693.63

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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.