Home / 4,040.72-5,561.96-3,614.28

Finding the Fourth Proportional to 4,040.72, 5,561.96 and 3,614.28

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Solution

The fourth proportional to 4,040.72, 5,561.96 and 3,614.28 is: 4,974.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.72 : 5,561.96 = 3,614.28 : x
  2. Step 2: Convert to fraction form
    4,040.72/5,561.96 = 3,614.28/x
  3. Step 3: Cross multiply
    4,040.72x = 5,561.96 × 3,614.28
  4. Step 4: Simplify right side
    4,040.72x = 20,102,480.79
  5. Step 5: Solve for x
    x = 20,102,480.79/4,040.72
  6. Step 6: Final answer
    x = 4,974.97

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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.