Home / 3,276.78-4,905.45-3,272.46

Finding the Fourth Proportional to 3,276.78, 4,905.45 and 3,272.46

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Solution

The fourth proportional to 3,276.78, 4,905.45 and 3,272.46 is: 4,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.78 : 4,905.45 = 3,272.46 : x
  2. Step 2: Convert to fraction form
    3,276.78/4,905.45 = 3,272.46/x
  3. Step 3: Cross multiply
    3,276.78x = 4,905.45 × 3,272.46
  4. Step 4: Simplify right side
    3,276.78x = 16,052,888.91
  5. Step 5: Solve for x
    x = 16,052,888.91/3,276.78
  6. Step 6: Final answer
    x = 4,898.98

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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.