Home / 4,207.20-6,306.96-1,609.44

Finding the Fourth Proportional to 4,207.20, 6,306.96 and 1,609.44

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Solution

The fourth proportional to 4,207.20, 6,306.96 and 1,609.44 is: 2,412.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.20 : 6,306.96 = 1,609.44 : x
  2. Step 2: Convert to fraction form
    4,207.20/6,306.96 = 1,609.44/x
  3. Step 3: Cross multiply
    4,207.20x = 6,306.96 × 1,609.44
  4. Step 4: Simplify right side
    4,207.20x = 10,150,673.70
  5. Step 5: Solve for x
    x = 10,150,673.70/4,207.20
  6. Step 6: Final answer
    x = 2,412.69

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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.