Home / 3,477.44-5,212.56-2,609.12

Finding the Fourth Proportional to 3,477.44, 5,212.56 and 2,609.12

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Solution

The fourth proportional to 3,477.44, 5,212.56 and 2,609.12 is: 3,910.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.44 : 5,212.56 = 2,609.12 : x
  2. Step 2: Convert to fraction form
    3,477.44/5,212.56 = 2,609.12/x
  3. Step 3: Cross multiply
    3,477.44x = 5,212.56 × 2,609.12
  4. Step 4: Simplify right side
    3,477.44x = 13,600,194.55
  5. Step 5: Solve for x
    x = 13,600,194.55/3,477.44
  6. Step 6: Final answer
    x = 3,910.98

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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.