Home / 3,609.12-4,982.94-2,548.56

Finding the Fourth Proportional to 3,609.12, 4,982.94 and 2,548.56

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Solution

The fourth proportional to 3,609.12, 4,982.94 and 2,548.56 is: 3,518.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.12 : 4,982.94 = 2,548.56 : x
  2. Step 2: Convert to fraction form
    3,609.12/4,982.94 = 2,548.56/x
  3. Step 3: Cross multiply
    3,609.12x = 4,982.94 × 2,548.56
  4. Step 4: Simplify right side
    3,609.12x = 12,699,321.57
  5. Step 5: Solve for x
    x = 12,699,321.57/3,609.12
  6. Step 6: Final answer
    x = 3,518.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.