Home / 4,998.72-7,497.36-3,144.18

Finding the Fourth Proportional to 4,998.72, 7,497.36 and 3,144.18

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Solution

The fourth proportional to 4,998.72, 7,497.36 and 3,144.18 is: 4,715.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.72 : 7,497.36 = 3,144.18 : x
  2. Step 2: Convert to fraction form
    4,998.72/7,497.36 = 3,144.18/x
  3. Step 3: Cross multiply
    4,998.72x = 7,497.36 × 3,144.18
  4. Step 4: Simplify right side
    4,998.72x = 23,573,049.36
  5. Step 5: Solve for x
    x = 23,573,049.36/4,998.72
  6. Step 6: Final answer
    x = 4,715.82

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Half scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.