Home / 9,173.64-13,751.12-3,619.36

Finding the Fourth Proportional to 9,173.64, 13,751.12 and 3,619.36

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Solution

The fourth proportional to 9,173.64, 13,751.12 and 3,619.36 is: 5,425.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173.64 : 13,751.12 = 3,619.36 : x
  2. Step 2: Convert to fraction form
    9,173.64/13,751.12 = 3,619.36/x
  3. Step 3: Cross multiply
    9,173.64x = 13,751.12 × 3,619.36
  4. Step 4: Simplify right side
    9,173.64x = 49,770,253.68
  5. Step 5: Solve for x
    x = 49,770,253.68/9,173.64
  6. Step 6: Final answer
    x = 5,425.36

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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.