Home / 3,222.69-4,837.20-1,580.43

Finding the Fourth Proportional to 3,222.69, 4,837.20 and 1,580.43

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Solution

The fourth proportional to 3,222.69, 4,837.20 and 1,580.43 is: 2,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.69 : 4,837.20 = 1,580.43 : x
  2. Step 2: Convert to fraction form
    3,222.69/4,837.20 = 1,580.43/x
  3. Step 3: Cross multiply
    3,222.69x = 4,837.20 × 1,580.43
  4. Step 4: Simplify right side
    3,222.69x = 7,644,856.00
  5. Step 5: Solve for x
    x = 7,644,856.00/3,222.69
  6. Step 6: Final answer
    x = 2,372.20

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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.