Home / 5,467.16-7,542.79-3,579.86

Finding the Fourth Proportional to 5,467.16, 7,542.79 and 3,579.86

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Solution

The fourth proportional to 5,467.16, 7,542.79 and 3,579.86 is: 4,938.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.16 : 7,542.79 = 3,579.86 : x
  2. Step 2: Convert to fraction form
    5,467.16/7,542.79 = 3,579.86/x
  3. Step 3: Cross multiply
    5,467.16x = 7,542.79 × 3,579.86
  4. Step 4: Simplify right side
    5,467.16x = 27,002,142.12
  5. Step 5: Solve for x
    x = 27,002,142.12/5,467.16
  6. Step 6: Final answer
    x = 4,938.97

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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.