Home / 3,330.36-4,996.08-1,382.64

Finding the Fourth Proportional to 3,330.36, 4,996.08 and 1,382.64

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Solution

The fourth proportional to 3,330.36, 4,996.08 and 1,382.64 is: 2,074.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.36 : 4,996.08 = 1,382.64 : x
  2. Step 2: Convert to fraction form
    3,330.36/4,996.08 = 1,382.64/x
  3. Step 3: Cross multiply
    3,330.36x = 4,996.08 × 1,382.64
  4. Step 4: Simplify right side
    3,330.36x = 6,907,780.05
  5. Step 5: Solve for x
    x = 6,907,780.05/3,330.36
  6. Step 6: Final answer
    x = 2,074.18

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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.