Home / 9,739.31-14,609.16-3,165.48

Finding the Fourth Proportional to 9,739.31, 14,609.16 and 3,165.48

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Solution

The fourth proportional to 9,739.31, 14,609.16 and 3,165.48 is: 4,748.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,739.31 : 14,609.16 = 3,165.48 : x
  2. Step 2: Convert to fraction form
    9,739.31/14,609.16 = 3,165.48/x
  3. Step 3: Cross multiply
    9,739.31x = 14,609.16 × 3,165.48
  4. Step 4: Simplify right side
    9,739.31x = 46,245,003.80
  5. Step 5: Solve for x
    x = 46,245,003.80/9,739.31
  6. Step 6: Final answer
    x = 4,748.29

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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.