Home / 3,561.56-5,342.37-1,096.40

Finding the Fourth Proportional to 3,561.56, 5,342.37 and 1,096.40

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Solution

The fourth proportional to 3,561.56, 5,342.37 and 1,096.40 is: 1,644.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.56 : 5,342.37 = 1,096.40 : x
  2. Step 2: Convert to fraction form
    3,561.56/5,342.37 = 1,096.40/x
  3. Step 3: Cross multiply
    3,561.56x = 5,342.37 × 1,096.40
  4. Step 4: Simplify right side
    3,561.56x = 5,857,363.68
  5. Step 5: Solve for x
    x = 5,857,363.68/3,561.56
  6. Step 6: Final answer
    x = 1,644.61

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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.