Home / 6,929.82-9,563.04-3,785.94

Finding the Fourth Proportional to 6,929.82, 9,563.04 and 3,785.94

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Solution

The fourth proportional to 6,929.82, 9,563.04 and 3,785.94 is: 5,224.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.82 : 9,563.04 = 3,785.94 : x
  2. Step 2: Convert to fraction form
    6,929.82/9,563.04 = 3,785.94/x
  3. Step 3: Cross multiply
    6,929.82x = 9,563.04 × 3,785.94
  4. Step 4: Simplify right side
    6,929.82x = 36,205,095.66
  5. Step 5: Solve for x
    x = 36,205,095.66/6,929.82
  6. Step 6: Final answer
    x = 5,224.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.