Home / 3,952.05-5,453.21-2,273.53

Finding the Fourth Proportional to 3,952.05, 5,453.21 and 2,273.53

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Solution

The fourth proportional to 3,952.05, 5,453.21 and 2,273.53 is: 3,137.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.05 : 5,453.21 = 2,273.53 : x
  2. Step 2: Convert to fraction form
    3,952.05/5,453.21 = 2,273.53/x
  3. Step 3: Cross multiply
    3,952.05x = 5,453.21 × 2,273.53
  4. Step 4: Simplify right side
    3,952.05x = 12,398,025.16
  5. Step 5: Solve for x
    x = 12,398,025.16/3,952.05
  6. Step 6: Final answer
    x = 3,137.11

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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.