Home / 5,712.94-8,568.21-2,201.74

Finding the Fourth Proportional to 5,712.94, 8,568.21 and 2,201.74

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Solution

The fourth proportional to 5,712.94, 8,568.21 and 2,201.74 is: 3,302.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.94 : 8,568.21 = 2,201.74 : x
  2. Step 2: Convert to fraction form
    5,712.94/8,568.21 = 2,201.74/x
  3. Step 3: Cross multiply
    5,712.94x = 8,568.21 × 2,201.74
  4. Step 4: Simplify right side
    5,712.94x = 18,864,970.69
  5. Step 5: Solve for x
    x = 18,864,970.69/5,712.94
  6. Step 6: Final answer
    x = 3,302.15

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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.