Home / 9,749.19-14,625-3,173.61

Finding the Fourth Proportional to 9,749.19, 14,625 and 3,173.61

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Solution

The fourth proportional to 9,749.19, 14,625 and 3,173.61 is: 4,760.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,749.19 : 14,625 = 3,173.61 : x
  2. Step 2: Convert to fraction form
    9,749.19/14,625 = 3,173.61/x
  3. Step 3: Cross multiply
    9,749.19x = 14,625 × 3,173.61
  4. Step 4: Simplify right side
    9,749.19x = 46,414,046.25
  5. Step 5: Solve for x
    x = 46,414,046.25/9,749.19
  6. Step 6: Final answer
    x = 4,760.81

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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.