Home / 6,929.77-9,562.82-3,785.96

Finding the Fourth Proportional to 6,929.77, 9,562.82 and 3,785.96

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Solution

The fourth proportional to 6,929.77, 9,562.82 and 3,785.96 is: 5,224.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.77 : 9,562.82 = 3,785.96 : x
  2. Step 2: Convert to fraction form
    6,929.77/9,562.82 = 3,785.96/x
  3. Step 3: Cross multiply
    6,929.77x = 9,562.82 × 3,785.96
  4. Step 4: Simplify right side
    6,929.77x = 36,204,454.01
  5. Step 5: Solve for x
    x = 36,204,454.01/6,929.77
  6. Step 6: Final answer
    x = 5,224.48

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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.