Home / 3,698.75-5,548.80-2,236.16

Finding the Fourth Proportional to 3,698.75, 5,548.80 and 2,236.16

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Solution

The fourth proportional to 3,698.75, 5,548.80 and 2,236.16 is: 3,354.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698.75 : 5,548.80 = 2,236.16 : x
  2. Step 2: Convert to fraction form
    3,698.75/5,548.80 = 2,236.16/x
  3. Step 3: Cross multiply
    3,698.75x = 5,548.80 × 2,236.16
  4. Step 4: Simplify right side
    3,698.75x = 12,407,976.86
  5. Step 5: Solve for x
    x = 12,407,976.86/3,698.75
  6. Step 6: Final answer
    x = 3,354.65

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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.