Home / 5,234.82-7,224.45-2,997.40

Finding the Fourth Proportional to 5,234.82, 7,224.45 and 2,997.40

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Solution

The fourth proportional to 5,234.82, 7,224.45 and 2,997.40 is: 4,136.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.82 : 7,224.45 = 2,997.40 : x
  2. Step 2: Convert to fraction form
    5,234.82/7,224.45 = 2,997.40/x
  3. Step 3: Cross multiply
    5,234.82x = 7,224.45 × 2,997.40
  4. Step 4: Simplify right side
    5,234.82x = 21,654,566.43
  5. Step 5: Solve for x
    x = 21,654,566.43/5,234.82
  6. Step 6: Final answer
    x = 4,136.64

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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.