Home / 4,728.97-7,098.83-2,391.61

Finding the Fourth Proportional to 4,728.97, 7,098.83 and 2,391.61

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Solution

The fourth proportional to 4,728.97, 7,098.83 and 2,391.61 is: 3,590.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.97 : 7,098.83 = 2,391.61 : x
  2. Step 2: Convert to fraction form
    4,728.97/7,098.83 = 2,391.61/x
  3. Step 3: Cross multiply
    4,728.97x = 7,098.83 × 2,391.61
  4. Step 4: Simplify right side
    4,728.97x = 16,977,623.94
  5. Step 5: Solve for x
    x = 16,977,623.94/4,728.97
  6. Step 6: Final answer
    x = 3,590.14

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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.