Home / 3,790.38-5,228.94-2,463.60

Finding the Fourth Proportional to 3,790.38, 5,228.94 and 2,463.60

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Solution

The fourth proportional to 3,790.38, 5,228.94 and 2,463.60 is: 3,398.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.38 : 5,228.94 = 2,463.60 : x
  2. Step 2: Convert to fraction form
    3,790.38/5,228.94 = 2,463.60/x
  3. Step 3: Cross multiply
    3,790.38x = 5,228.94 × 2,463.60
  4. Step 4: Simplify right side
    3,790.38x = 12,882,026.95
  5. Step 5: Solve for x
    x = 12,882,026.95/3,790.38
  6. Step 6: Final answer
    x = 3,398.61

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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.