Home / 3,027.62-4,174.92-2,397.12

Finding the Fourth Proportional to 3,027.62, 4,174.92 and 2,397.12

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Solution

The fourth proportional to 3,027.62, 4,174.92 and 2,397.12 is: 3,305.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.62 : 4,174.92 = 2,397.12 : x
  2. Step 2: Convert to fraction form
    3,027.62/4,174.92 = 2,397.12/x
  3. Step 3: Cross multiply
    3,027.62x = 4,174.92 × 2,397.12
  4. Step 4: Simplify right side
    3,027.62x = 10,007,784.23
  5. Step 5: Solve for x
    x = 10,007,784.23/3,027.62
  6. Step 6: Final answer
    x = 3,305.50

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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.