Home / 3,546.75-5,322.57-1,238.25

Finding the Fourth Proportional to 3,546.75, 5,322.57 and 1,238.25

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Solution

The fourth proportional to 3,546.75, 5,322.57 and 1,238.25 is: 1,858.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.75 : 5,322.57 = 1,238.25 : x
  2. Step 2: Convert to fraction form
    3,546.75/5,322.57 = 1,238.25/x
  3. Step 3: Cross multiply
    3,546.75x = 5,322.57 × 1,238.25
  4. Step 4: Simplify right side
    3,546.75x = 6,590,672.30
  5. Step 5: Solve for x
    x = 6,590,672.30/3,546.75
  6. Step 6: Final answer
    x = 1,858.23

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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.