Home / 3,310.20-4,567.93-1,818.11

Finding the Fourth Proportional to 3,310.20, 4,567.93 and 1,818.11

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Solution

The fourth proportional to 3,310.20, 4,567.93 and 1,818.11 is: 2,508.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.20 : 4,567.93 = 1,818.11 : x
  2. Step 2: Convert to fraction form
    3,310.20/4,567.93 = 1,818.11/x
  3. Step 3: Cross multiply
    3,310.20x = 4,567.93 × 1,818.11
  4. Step 4: Simplify right side
    3,310.20x = 8,305,006.09
  5. Step 5: Solve for x
    x = 8,305,006.09/3,310.20
  6. Step 6: Final answer
    x = 2,508.91

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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.