Home / 4,212.45-6,320.50-2,262.38

Finding the Fourth Proportional to 4,212.45, 6,320.50 and 2,262.38

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Solution

The fourth proportional to 4,212.45, 6,320.50 and 2,262.38 is: 3,394.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.45 : 6,320.50 = 2,262.38 : x
  2. Step 2: Convert to fraction form
    4,212.45/6,320.50 = 2,262.38/x
  3. Step 3: Cross multiply
    4,212.45x = 6,320.50 × 2,262.38
  4. Step 4: Simplify right side
    4,212.45x = 14,299,335.53
  5. Step 5: Solve for x
    x = 14,299,335.53/4,212.45
  6. Step 6: Final answer
    x = 3,394.54

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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.