Home / 4,815.39-7,224.35-2,042.18

Finding the Fourth Proportional to 4,815.39, 7,224.35 and 2,042.18

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Solution

The fourth proportional to 4,815.39, 7,224.35 and 2,042.18 is: 3,063.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.39 : 7,224.35 = 2,042.18 : x
  2. Step 2: Convert to fraction form
    4,815.39/7,224.35 = 2,042.18/x
  3. Step 3: Cross multiply
    4,815.39x = 7,224.35 × 2,042.18
  4. Step 4: Simplify right side
    4,815.39x = 14,753,376.75
  5. Step 5: Solve for x
    x = 14,753,376.75/4,815.39
  6. Step 6: Final answer
    x = 3,063.80

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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.