Home / 2,997.45-4,496.17-1,049.20

Finding the Fourth Proportional to 2,997.45, 4,496.17 and 1,049.20

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Solution

The fourth proportional to 2,997.45, 4,496.17 and 1,049.20 is: 1,573.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.45 : 4,496.17 = 1,049.20 : x
  2. Step 2: Convert to fraction form
    2,997.45/4,496.17 = 1,049.20/x
  3. Step 3: Cross multiply
    2,997.45x = 4,496.17 × 1,049.20
  4. Step 4: Simplify right side
    2,997.45x = 4,717,381.56
  5. Step 5: Solve for x
    x = 4,717,381.56/2,997.45
  6. Step 6: Final answer
    x = 1,573.80

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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.