Home / 3,546.76-5,322.58-1,238.28

Finding the Fourth Proportional to 3,546.76, 5,322.58 and 1,238.28

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Solution

The fourth proportional to 3,546.76, 5,322.58 and 1,238.28 is: 1,858.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.76 : 5,322.58 = 1,238.28 : x
  2. Step 2: Convert to fraction form
    3,546.76/5,322.58 = 1,238.28/x
  3. Step 3: Cross multiply
    3,546.76x = 5,322.58 × 1,238.28
  4. Step 4: Simplify right side
    3,546.76x = 6,590,844.36
  5. Step 5: Solve for x
    x = 6,590,844.36/3,546.76
  6. Step 6: Final answer
    x = 1,858.27

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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.