Home / 3,310.56-4,568.63-1,818.62

Finding the Fourth Proportional to 3,310.56, 4,568.63 and 1,818.62

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Solution

The fourth proportional to 3,310.56, 4,568.63 and 1,818.62 is: 2,509.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.56 : 4,568.63 = 1,818.62 : x
  2. Step 2: Convert to fraction form
    3,310.56/4,568.63 = 1,818.62/x
  3. Step 3: Cross multiply
    3,310.56x = 4,568.63 × 1,818.62
  4. Step 4: Simplify right side
    3,310.56x = 8,308,601.89
  5. Step 5: Solve for x
    x = 8,308,601.89/3,310.56
  6. Step 6: Final answer
    x = 2,509.73

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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.