Home / 3,537.48-4,879.92-2,211.96

Finding the Fourth Proportional to 3,537.48, 4,879.92 and 2,211.96

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Solution

The fourth proportional to 3,537.48, 4,879.92 and 2,211.96 is: 3,051.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.48 : 4,879.92 = 2,211.96 : x
  2. Step 2: Convert to fraction form
    3,537.48/4,879.92 = 2,211.96/x
  3. Step 3: Cross multiply
    3,537.48x = 4,879.92 × 2,211.96
  4. Step 4: Simplify right side
    3,537.48x = 10,794,187.84
  5. Step 5: Solve for x
    x = 10,794,187.84/3,537.48
  6. Step 6: Final answer
    x = 3,051.38

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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.