Home / 9,963.29-14,946.55-3,388.79

Finding the Fourth Proportional to 9,963.29, 14,946.55 and 3,388.79

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Solution

The fourth proportional to 9,963.29, 14,946.55 and 3,388.79 is: 5,083.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,963.29 : 14,946.55 = 3,388.79 : x
  2. Step 2: Convert to fraction form
    9,963.29/14,946.55 = 3,388.79/x
  3. Step 3: Cross multiply
    9,963.29x = 14,946.55 × 3,388.79
  4. Step 4: Simplify right side
    9,963.29x = 50,650,635.97
  5. Step 5: Solve for x
    x = 50,650,635.97/9,963.29
  6. Step 6: Final answer
    x = 5,083.73

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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.