Home / 4,200.46-5,793.48-2,781.64

Finding the Fourth Proportional to 4,200.46, 5,793.48 and 2,781.64

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Solution

The fourth proportional to 4,200.46, 5,793.48 and 2,781.64 is: 3,836.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.46 : 5,793.48 = 2,781.64 : x
  2. Step 2: Convert to fraction form
    4,200.46/5,793.48 = 2,781.64/x
  3. Step 3: Cross multiply
    4,200.46x = 5,793.48 × 2,781.64
  4. Step 4: Simplify right side
    4,200.46x = 16,115,375.71
  5. Step 5: Solve for x
    x = 16,115,375.71/4,200.46
  6. Step 6: Final answer
    x = 3,836.57

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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.