Home / 4,505.16-6,757.71-1,218.58

Finding the Fourth Proportional to 4,505.16, 6,757.71 and 1,218.58

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Solution

The fourth proportional to 4,505.16, 6,757.71 and 1,218.58 is: 1,827.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.16 : 6,757.71 = 1,218.58 : x
  2. Step 2: Convert to fraction form
    4,505.16/6,757.71 = 1,218.58/x
  3. Step 3: Cross multiply
    4,505.16x = 6,757.71 × 1,218.58
  4. Step 4: Simplify right side
    4,505.16x = 8,234,810.25
  5. Step 5: Solve for x
    x = 8,234,810.25/4,505.16
  6. Step 6: Final answer
    x = 1,827.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.