Home / 3,546.96-5,321.16-1,240.08

Finding the Fourth Proportional to 3,546.96, 5,321.16 and 1,240.08

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Solution

The fourth proportional to 3,546.96, 5,321.16 and 1,240.08 is: 1,860.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.96 : 5,321.16 = 1,240.08 : x
  2. Step 2: Convert to fraction form
    3,546.96/5,321.16 = 1,240.08/x
  3. Step 3: Cross multiply
    3,546.96x = 5,321.16 × 1,240.08
  4. Step 4: Simplify right side
    3,546.96x = 6,598,664.09
  5. Step 5: Solve for x
    x = 6,598,664.09/3,546.96
  6. Step 6: Final answer
    x = 1,860.37

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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.