Home / 7,935.03-11,899.78-3,253.71

Finding the Fourth Proportional to 7,935.03, 11,899.78 and 3,253.71

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Solution

The fourth proportional to 7,935.03, 11,899.78 and 3,253.71 is: 4,879.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.03 : 11,899.78 = 3,253.71 : x
  2. Step 2: Convert to fraction form
    7,935.03/11,899.78 = 3,253.71/x
  3. Step 3: Cross multiply
    7,935.03x = 11,899.78 × 3,253.71
  4. Step 4: Simplify right side
    7,935.03x = 38,718,433.18
  5. Step 5: Solve for x
    x = 38,718,433.18/7,935.03
  6. Step 6: Final answer
    x = 4,879.43

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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.