Home / 9,821.25-14,732.33-2,801.75

Finding the Fourth Proportional to 9,821.25, 14,732.33 and 2,801.75

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Solution

The fourth proportional to 9,821.25, 14,732.33 and 2,801.75 is: 4,202.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,821.25 : 14,732.33 = 2,801.75 : x
  2. Step 2: Convert to fraction form
    9,821.25/14,732.33 = 2,801.75/x
  3. Step 3: Cross multiply
    9,821.25x = 14,732.33 × 2,801.75
  4. Step 4: Simplify right side
    9,821.25x = 41,276,238.92
  5. Step 5: Solve for x
    x = 41,276,238.92/9,821.25
  6. Step 6: Final answer
    x = 4,202.75

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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.