Home / 4,456.35-6,684.32-2,114.64

Finding the Fourth Proportional to 4,456.35, 6,684.32 and 2,114.64

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Solution

The fourth proportional to 4,456.35, 6,684.32 and 2,114.64 is: 3,171.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.35 : 6,684.32 = 2,114.64 : x
  2. Step 2: Convert to fraction form
    4,456.35/6,684.32 = 2,114.64/x
  3. Step 3: Cross multiply
    4,456.35x = 6,684.32 × 2,114.64
  4. Step 4: Simplify right side
    4,456.35x = 14,134,935.73
  5. Step 5: Solve for x
    x = 14,134,935.73/4,456.35
  6. Step 6: Final answer
    x = 3,171.86

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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.