Home / 4,584.18-6,872.06-1,661.78

Finding the Fourth Proportional to 4,584.18, 6,872.06 and 1,661.78

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Solution

The fourth proportional to 4,584.18, 6,872.06 and 1,661.78 is: 2,491.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,584.18 : 6,872.06 = 1,661.78 : x
  2. Step 2: Convert to fraction form
    4,584.18/6,872.06 = 1,661.78/x
  3. Step 3: Cross multiply
    4,584.18x = 6,872.06 × 1,661.78
  4. Step 4: Simplify right side
    4,584.18x = 11,419,851.87
  5. Step 5: Solve for x
    x = 11,419,851.87/4,584.18
  6. Step 6: Final answer
    x = 2,491.14

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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.