Home / 6,951.72-10,428.49-3,664.94

Finding the Fourth Proportional to 6,951.72, 10,428.49 and 3,664.94

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Solution

The fourth proportional to 6,951.72, 10,428.49 and 3,664.94 is: 5,497.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,951.72 : 10,428.49 = 3,664.94 : x
  2. Step 2: Convert to fraction form
    6,951.72/10,428.49 = 3,664.94/x
  3. Step 3: Cross multiply
    6,951.72x = 10,428.49 × 3,664.94
  4. Step 4: Simplify right side
    6,951.72x = 38,219,790.14
  5. Step 5: Solve for x
    x = 38,219,790.14/6,951.72
  6. Step 6: Final answer
    x = 5,497.89

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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.