Home / 5,488.55-8,234.37-2,203.95

Finding the Fourth Proportional to 5,488.55, 8,234.37 and 2,203.95

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Solution

The fourth proportional to 5,488.55, 8,234.37 and 2,203.95 is: 3,306.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.55 : 8,234.37 = 2,203.95 : x
  2. Step 2: Convert to fraction form
    5,488.55/8,234.37 = 2,203.95/x
  3. Step 3: Cross multiply
    5,488.55x = 8,234.37 × 2,203.95
  4. Step 4: Simplify right side
    5,488.55x = 18,148,176.84
  5. Step 5: Solve for x
    x = 18,148,176.84/5,488.55
  6. Step 6: Final answer
    x = 3,306.55

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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.