Home / 3,004.55-4,509.21-2,086.61

Finding the Fourth Proportional to 3,004.55, 4,509.21 and 2,086.61

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Solution

The fourth proportional to 3,004.55, 4,509.21 and 2,086.61 is: 3,131.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004.55 : 4,509.21 = 2,086.61 : x
  2. Step 2: Convert to fraction form
    3,004.55/4,509.21 = 2,086.61/x
  3. Step 3: Cross multiply
    3,004.55x = 4,509.21 × 2,086.61
  4. Step 4: Simplify right side
    3,004.55x = 9,408,962.68
  5. Step 5: Solve for x
    x = 9,408,962.68/3,004.55
  6. Step 6: Final answer
    x = 3,131.57

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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.