Home / 3,841.70-5,763.89-2,199.62

Finding the Fourth Proportional to 3,841.70, 5,763.89 and 2,199.62

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Solution

The fourth proportional to 3,841.70, 5,763.89 and 2,199.62 is: 3,300.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.70 : 5,763.89 = 2,199.62 : x
  2. Step 2: Convert to fraction form
    3,841.70/5,763.89 = 2,199.62/x
  3. Step 3: Cross multiply
    3,841.70x = 5,763.89 × 2,199.62
  4. Step 4: Simplify right side
    3,841.70x = 12,678,387.63
  5. Step 5: Solve for x
    x = 12,678,387.63/3,841.70
  6. Step 6: Final answer
    x = 3,300.21

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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.