Home / 2,997.13-4,491.72-1,591.26

Finding the Fourth Proportional to 2,997.13, 4,491.72 and 1,591.26

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Solution

The fourth proportional to 2,997.13, 4,491.72 and 1,591.26 is: 2,384.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.13 : 4,491.72 = 1,591.26 : x
  2. Step 2: Convert to fraction form
    2,997.13/4,491.72 = 1,591.26/x
  3. Step 3: Cross multiply
    2,997.13x = 4,491.72 × 1,591.26
  4. Step 4: Simplify right side
    2,997.13x = 7,147,494.37
  5. Step 5: Solve for x
    x = 7,147,494.37/2,997.13
  6. Step 6: Final answer
    x = 2,384.78

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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.