Home / 1,997.26-2,996.85-1,416.01

Finding the Fourth Proportional to 1,997.26, 2,996.85 and 1,416.01

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Solution

The fourth proportional to 1,997.26, 2,996.85 and 1,416.01 is: 2,124.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997.26 : 2,996.85 = 1,416.01 : x
  2. Step 2: Convert to fraction form
    1,997.26/2,996.85 = 1,416.01/x
  3. Step 3: Cross multiply
    1,997.26x = 2,996.85 × 1,416.01
  4. Step 4: Simplify right side
    1,997.26x = 4,243,556.61
  5. Step 5: Solve for x
    x = 4,243,556.61/1,997.26
  6. Step 6: Final answer
    x = 2,124.69

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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.