Home / 8,772.91-13,158.07-2,849.02

Finding the Fourth Proportional to 8,772.91, 13,158.07 and 2,849.02

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Solution

The fourth proportional to 8,772.91, 13,158.07 and 2,849.02 is: 4,273.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772.91 : 13,158.07 = 2,849.02 : x
  2. Step 2: Convert to fraction form
    8,772.91/13,158.07 = 2,849.02/x
  3. Step 3: Cross multiply
    8,772.91x = 13,158.07 × 2,849.02
  4. Step 4: Simplify right side
    8,772.91x = 37,487,604.59
  5. Step 5: Solve for x
    x = 37,487,604.59/8,772.91
  6. Step 6: Final answer
    x = 4,273.11

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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.