Home / 3,310.63-4,568.73-1,818.64

Finding the Fourth Proportional to 3,310.63, 4,568.73 and 1,818.64

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Solution

The fourth proportional to 3,310.63, 4,568.73 and 1,818.64 is: 2,509.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.63 : 4,568.73 = 1,818.64 : x
  2. Step 2: Convert to fraction form
    3,310.63/4,568.73 = 1,818.64/x
  3. Step 3: Cross multiply
    3,310.63x = 4,568.73 × 1,818.64
  4. Step 4: Simplify right side
    3,310.63x = 8,308,875.13
  5. Step 5: Solve for x
    x = 8,308,875.13/3,310.63
  6. Step 6: Final answer
    x = 2,509.76

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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.