Home / 3,206.35-4,805.92-2,097.89

Finding the Fourth Proportional to 3,206.35, 4,805.92 and 2,097.89

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Solution

The fourth proportional to 3,206.35, 4,805.92 and 2,097.89 is: 3,144.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.35 : 4,805.92 = 2,097.89 : x
  2. Step 2: Convert to fraction form
    3,206.35/4,805.92 = 2,097.89/x
  3. Step 3: Cross multiply
    3,206.35x = 4,805.92 × 2,097.89
  4. Step 4: Simplify right side
    3,206.35x = 10,082,315.16
  5. Step 5: Solve for x
    x = 10,082,315.16/3,206.35
  6. Step 6: Final answer
    x = 3,144.49

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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.