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Finding the Fourth Proportional to 8,169.54, 11,274.03 and 4,443.54

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Solution

The fourth proportional to 8,169.54, 11,274.03 and 4,443.54 is: 6,132.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.54 : 11,274.03 = 4,443.54 : x
  2. Step 2: Convert to fraction form
    8,169.54/11,274.03 = 4,443.54/x
  3. Step 3: Cross multiply
    8,169.54x = 11,274.03 × 4,443.54
  4. Step 4: Simplify right side
    8,169.54x = 50,096,603.27
  5. Step 5: Solve for x
    x = 50,096,603.27/8,169.54
  6. Step 6: Final answer
    x = 6,132.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.