Home / 3,330.30-4,996.02-1,382.64

Finding the Fourth Proportional to 3,330.30, 4,996.02 and 1,382.64

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Solution

The fourth proportional to 3,330.30, 4,996.02 and 1,382.64 is: 2,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.30 : 4,996.02 = 1,382.64 : x
  2. Step 2: Convert to fraction form
    3,330.30/4,996.02 = 1,382.64/x
  3. Step 3: Cross multiply
    3,330.30x = 4,996.02 × 1,382.64
  4. Step 4: Simplify right side
    3,330.30x = 6,907,697.09
  5. Step 5: Solve for x
    x = 6,907,697.09/3,330.30
  6. Step 6: Final answer
    x = 2,074.20

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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.