Home / 3,576.86-5,367.11-1,628.81

Finding the Fourth Proportional to 3,576.86, 5,367.11 and 1,628.81

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Solution

The fourth proportional to 3,576.86, 5,367.11 and 1,628.81 is: 2,444.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.86 : 5,367.11 = 1,628.81 : x
  2. Step 2: Convert to fraction form
    3,576.86/5,367.11 = 1,628.81/x
  3. Step 3: Cross multiply
    3,576.86x = 5,367.11 × 1,628.81
  4. Step 4: Simplify right side
    3,576.86x = 8,741,967.46
  5. Step 5: Solve for x
    x = 8,741,967.46/3,576.86
  6. Step 6: Final answer
    x = 2,444.04

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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.