Home / 3,072.89-4,609.33-2,609.52

Finding the Fourth Proportional to 3,072.89, 4,609.33 and 2,609.52

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Solution

The fourth proportional to 3,072.89, 4,609.33 and 2,609.52 is: 3,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.89 : 4,609.33 = 2,609.52 : x
  2. Step 2: Convert to fraction form
    3,072.89/4,609.33 = 2,609.52/x
  3. Step 3: Cross multiply
    3,072.89x = 4,609.33 × 2,609.52
  4. Step 4: Simplify right side
    3,072.89x = 12,028,122.35
  5. Step 5: Solve for x
    x = 12,028,122.35/3,072.89
  6. Step 6: Final answer
    x = 3,914.27

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Similar ratio
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1.5x scale

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.