Home / 3,369.30-4,644.78-2,371.48

Finding the Fourth Proportional to 3,369.30, 4,644.78 and 2,371.48

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Solution

The fourth proportional to 3,369.30, 4,644.78 and 2,371.48 is: 3,269.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.30 : 4,644.78 = 2,371.48 : x
  2. Step 2: Convert to fraction form
    3,369.30/4,644.78 = 2,371.48/x
  3. Step 3: Cross multiply
    3,369.30x = 4,644.78 × 2,371.48
  4. Step 4: Simplify right side
    3,369.30x = 11,014,982.37
  5. Step 5: Solve for x
    x = 11,014,982.37/3,369.30
  6. Step 6: Final answer
    x = 3,269.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.