Home / 8,961.91-13,448.05-3,695.94

Finding the Fourth Proportional to 8,961.91, 13,448.05 and 3,695.94

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Solution

The fourth proportional to 8,961.91, 13,448.05 and 3,695.94 is: 5,546.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,961.91 : 13,448.05 = 3,695.94 : x
  2. Step 2: Convert to fraction form
    8,961.91/13,448.05 = 3,695.94/x
  3. Step 3: Cross multiply
    8,961.91x = 13,448.05 × 3,695.94
  4. Step 4: Simplify right side
    8,961.91x = 49,703,185.92
  5. Step 5: Solve for x
    x = 49,703,185.92/8,961.91
  6. Step 6: Final answer
    x = 5,546.05

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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.