Home / 4,997.34-7,489.71-2,532.78

Finding the Fourth Proportional to 4,997.34, 7,489.71 and 2,532.78

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Solution

The fourth proportional to 4,997.34, 7,489.71 and 2,532.78 is: 3,795.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.34 : 7,489.71 = 2,532.78 : x
  2. Step 2: Convert to fraction form
    4,997.34/7,489.71 = 2,532.78/x
  3. Step 3: Cross multiply
    4,997.34x = 7,489.71 × 2,532.78
  4. Step 4: Simplify right side
    4,997.34x = 18,969,787.69
  5. Step 5: Solve for x
    x = 18,969,787.69/4,997.34
  6. Step 6: Final answer
    x = 3,795.98

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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.