Home / 2,204.67-3,306.62-723.86

Finding the Fourth Proportional to 2,204.67, 3,306.62 and 723.86

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Solution

The fourth proportional to 2,204.67, 3,306.62 and 723.86 is: 1,085.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.67 : 3,306.62 = 723.86 : x
  2. Step 2: Convert to fraction form
    2,204.67/3,306.62 = 723.86/x
  3. Step 3: Cross multiply
    2,204.67x = 3,306.62 × 723.86
  4. Step 4: Simplify right side
    2,204.67x = 2,393,529.95
  5. Step 5: Solve for x
    x = 2,393,529.95/2,204.67
  6. Step 6: Final answer
    x = 1,085.66

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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.