Home / 3,176.54-4,383.28-1,850.30

Finding the Fourth Proportional to 3,176.54, 4,383.28 and 1,850.30

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Solution

The fourth proportional to 3,176.54, 4,383.28 and 1,850.30 is: 2,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.54 : 4,383.28 = 1,850.30 : x
  2. Step 2: Convert to fraction form
    3,176.54/4,383.28 = 1,850.30/x
  3. Step 3: Cross multiply
    3,176.54x = 4,383.28 × 1,850.30
  4. Step 4: Simplify right side
    3,176.54x = 8,110,382.98
  5. Step 5: Solve for x
    x = 8,110,382.98/3,176.54
  6. Step 6: Final answer
    x = 2,553.21

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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.