Home / 5,923.28-8,174.17-3,270.78

Finding the Fourth Proportional to 5,923.28, 8,174.17 and 3,270.78

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Solution

The fourth proportional to 5,923.28, 8,174.17 and 3,270.78 is: 4,513.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,923.28 : 8,174.17 = 3,270.78 : x
  2. Step 2: Convert to fraction form
    5,923.28/8,174.17 = 3,270.78/x
  3. Step 3: Cross multiply
    5,923.28x = 8,174.17 × 3,270.78
  4. Step 4: Simplify right side
    5,923.28x = 26,735,897.44
  5. Step 5: Solve for x
    x = 26,735,897.44/5,923.28
  6. Step 6: Final answer
    x = 4,513.70

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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.