Home / 5,489.55-8,235.87-2,204.95

Finding the Fourth Proportional to 5,489.55, 8,235.87 and 2,204.95

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Solution

The fourth proportional to 5,489.55, 8,235.87 and 2,204.95 is: 3,308.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.55 : 8,235.87 = 2,204.95 : x
  2. Step 2: Convert to fraction form
    5,489.55/8,235.87 = 2,204.95/x
  3. Step 3: Cross multiply
    5,489.55x = 8,235.87 × 2,204.95
  4. Step 4: Simplify right side
    5,489.55x = 18,159,681.56
  5. Step 5: Solve for x
    x = 18,159,681.56/5,489.55
  6. Step 6: Final answer
    x = 3,308.05

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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.