Home / 3,222.18-4,835.70-2,580.66

Finding the Fourth Proportional to 3,222.18, 4,835.70 and 2,580.66

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Solution

The fourth proportional to 3,222.18, 4,835.70 and 2,580.66 is: 3,872.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.18 : 4,835.70 = 2,580.66 : x
  2. Step 2: Convert to fraction form
    3,222.18/4,835.70 = 2,580.66/x
  3. Step 3: Cross multiply
    3,222.18x = 4,835.70 × 2,580.66
  4. Step 4: Simplify right side
    3,222.18x = 12,479,297.56
  5. Step 5: Solve for x
    x = 12,479,297.56/3,222.18
  6. Step 6: Final answer
    x = 3,872.94

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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.