Home / 2,997.38-4,497.71-1,353.80

Finding the Fourth Proportional to 2,997.38, 4,497.71 and 1,353.80

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Solution

The fourth proportional to 2,997.38, 4,497.71 and 1,353.80 is: 2,031.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.38 : 4,497.71 = 1,353.80 : x
  2. Step 2: Convert to fraction form
    2,997.38/4,497.71 = 1,353.80/x
  3. Step 3: Cross multiply
    2,997.38x = 4,497.71 × 1,353.80
  4. Step 4: Simplify right side
    2,997.38x = 6,088,970.54
  5. Step 5: Solve for x
    x = 6,088,970.54/2,997.38
  6. Step 6: Final answer
    x = 2,031.43

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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.