Home / 11,963.08-17,946.54-5,038.60

Finding the Fourth Proportional to 11,963.08, 17,946.54 and 5,038.60

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Solution

The fourth proportional to 11,963.08, 17,946.54 and 5,038.60 is: 7,558.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,963.08 : 17,946.54 = 5,038.60 : x
  2. Step 2: Convert to fraction form
    11,963.08/17,946.54 = 5,038.60/x
  3. Step 3: Cross multiply
    11,963.08x = 17,946.54 × 5,038.60
  4. Step 4: Simplify right side
    11,963.08x = 90,425,436.44
  5. Step 5: Solve for x
    x = 90,425,436.44/11,963.08
  6. Step 6: Final answer
    x = 7,558.71

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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.