Home / 3,769.68-5,654.58-1,429.44

Finding the Fourth Proportional to 3,769.68, 5,654.58 and 1,429.44

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Solution

The fourth proportional to 3,769.68, 5,654.58 and 1,429.44 is: 2,144.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.68 : 5,654.58 = 1,429.44 : x
  2. Step 2: Convert to fraction form
    3,769.68/5,654.58 = 1,429.44/x
  3. Step 3: Cross multiply
    3,769.68x = 5,654.58 × 1,429.44
  4. Step 4: Simplify right side
    3,769.68x = 8,082,882.84
  5. Step 5: Solve for x
    x = 8,082,882.84/3,769.68
  6. Step 6: Final answer
    x = 2,144.18

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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.