Home / 6,922.73-10,384.07-1,728.61

Finding the Fourth Proportional to 6,922.73, 10,384.07 and 1,728.61

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Solution

The fourth proportional to 6,922.73, 10,384.07 and 1,728.61 is: 2,592.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922.73 : 10,384.07 = 1,728.61 : x
  2. Step 2: Convert to fraction form
    6,922.73/10,384.07 = 1,728.61/x
  3. Step 3: Cross multiply
    6,922.73x = 10,384.07 × 1,728.61
  4. Step 4: Simplify right side
    6,922.73x = 17,949,972.64
  5. Step 5: Solve for x
    x = 17,949,972.64/6,922.73
  6. Step 6: Final answer
    x = 2,592.90

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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.