Home / 9,963.64-14,946.78-3,388.06

Finding the Fourth Proportional to 9,963.64, 14,946.78 and 3,388.06

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Solution

The fourth proportional to 9,963.64, 14,946.78 and 3,388.06 is: 5,082.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,963.64 : 14,946.78 = 3,388.06 : x
  2. Step 2: Convert to fraction form
    9,963.64/14,946.78 = 3,388.06/x
  3. Step 3: Cross multiply
    9,963.64x = 14,946.78 × 3,388.06
  4. Step 4: Simplify right side
    9,963.64x = 50,640,587.45
  5. Step 5: Solve for x
    x = 50,640,587.45/9,963.64
  6. Step 6: Final answer
    x = 5,082.54

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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.