Home / 3,310.12-4,568.00-1,818.02

Finding the Fourth Proportional to 3,310.12, 4,568.00 and 1,818.02

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Solution

The fourth proportional to 3,310.12, 4,568.00 and 1,818.02 is: 2,508.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.12 : 4,568.00 = 1,818.02 : x
  2. Step 2: Convert to fraction form
    3,310.12/4,568.00 = 1,818.02/x
  3. Step 3: Cross multiply
    3,310.12x = 4,568.00 × 1,818.02
  4. Step 4: Simplify right side
    3,310.12x = 8,304,704.84
  5. Step 5: Solve for x
    x = 8,304,704.84/3,310.12
  6. Step 6: Final answer
    x = 2,508.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.