Home / 4,186.50-6,281.91-2,134.50

Finding the Fourth Proportional to 4,186.50, 6,281.91 and 2,134.50

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Solution

The fourth proportional to 4,186.50, 6,281.91 and 2,134.50 is: 3,202.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.50 : 6,281.91 = 2,134.50 : x
  2. Step 2: Convert to fraction form
    4,186.50/6,281.91 = 2,134.50/x
  3. Step 3: Cross multiply
    4,186.50x = 6,281.91 × 2,134.50
  4. Step 4: Simplify right side
    4,186.50x = 13,408,736.90
  5. Step 5: Solve for x
    x = 13,408,736.90/4,186.50
  6. Step 6: Final answer
    x = 3,202.85

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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.