Home / 3,125.11-4,694.96-1,827.49

Finding the Fourth Proportional to 3,125.11, 4,694.96 and 1,827.49

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Solution

The fourth proportional to 3,125.11, 4,694.96 and 1,827.49 is: 2,745.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.11 : 4,694.96 = 1,827.49 : x
  2. Step 2: Convert to fraction form
    3,125.11/4,694.96 = 1,827.49/x
  3. Step 3: Cross multiply
    3,125.11x = 4,694.96 × 1,827.49
  4. Step 4: Simplify right side
    3,125.11x = 8,579,992.45
  5. Step 5: Solve for x
    x = 8,579,992.45/3,125.11
  6. Step 6: Final answer
    x = 2,745.50

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1.5x scale

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.