Home / 3,632.94-5,015.16-2,140.38

Finding the Fourth Proportional to 3,632.94, 5,015.16 and 2,140.38

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Solution

The fourth proportional to 3,632.94, 5,015.16 and 2,140.38 is: 2,954.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.94 : 5,015.16 = 2,140.38 : x
  2. Step 2: Convert to fraction form
    3,632.94/5,015.16 = 2,140.38/x
  3. Step 3: Cross multiply
    3,632.94x = 5,015.16 × 2,140.38
  4. Step 4: Simplify right side
    3,632.94x = 10,734,348.16
  5. Step 5: Solve for x
    x = 10,734,348.16/3,632.94
  6. Step 6: Final answer
    x = 2,954.73

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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.