Home / 3,270.42-4,905.97-1,048.47

Finding the Fourth Proportional to 3,270.42, 4,905.97 and 1,048.47

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Solution

The fourth proportional to 3,270.42, 4,905.97 and 1,048.47 is: 1,572.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.42 : 4,905.97 = 1,048.47 : x
  2. Step 2: Convert to fraction form
    3,270.42/4,905.97 = 1,048.47/x
  3. Step 3: Cross multiply
    3,270.42x = 4,905.97 × 1,048.47
  4. Step 4: Simplify right side
    3,270.42x = 5,143,778.14
  5. Step 5: Solve for x
    x = 5,143,778.14/3,270.42
  6. Step 6: Final answer
    x = 1,572.82

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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.