Home / 3,310.07-4,568.03-1,818.05

Finding the Fourth Proportional to 3,310.07, 4,568.03 and 1,818.05

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Solution

The fourth proportional to 3,310.07, 4,568.03 and 1,818.05 is: 2,508.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.07 : 4,568.03 = 1,818.05 : x
  2. Step 2: Convert to fraction form
    3,310.07/4,568.03 = 1,818.05/x
  3. Step 3: Cross multiply
    3,310.07x = 4,568.03 × 1,818.05
  4. Step 4: Simplify right side
    3,310.07x = 8,304,881.83
  5. Step 5: Solve for x
    x = 8,304,881.83/3,310.07
  6. Step 6: Final answer
    x = 2,508.98

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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.