Home / 3,072.96-4,609.56-1,747.26

Finding the Fourth Proportional to 3,072.96, 4,609.56 and 1,747.26

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Solution

The fourth proportional to 3,072.96, 4,609.56 and 1,747.26 is: 2,620.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.96 : 4,609.56 = 1,747.26 : x
  2. Step 2: Convert to fraction form
    3,072.96/4,609.56 = 1,747.26/x
  3. Step 3: Cross multiply
    3,072.96x = 4,609.56 × 1,747.26
  4. Step 4: Simplify right side
    3,072.96x = 8,054,099.81
  5. Step 5: Solve for x
    x = 8,054,099.81/3,072.96
  6. Step 6: Final answer
    x = 2,620.96

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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.