Home / 1,997.04-2,754.68-1,576.74

Finding the Fourth Proportional to 1,997.04, 2,754.68 and 1,576.74

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Solution

The fourth proportional to 1,997.04, 2,754.68 and 1,576.74 is: 2,174.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997.04 : 2,754.68 = 1,576.74 : x
  2. Step 2: Convert to fraction form
    1,997.04/2,754.68 = 1,576.74/x
  3. Step 3: Cross multiply
    1,997.04x = 2,754.68 × 1,576.74
  4. Step 4: Simplify right side
    1,997.04x = 4,343,414.14
  5. Step 5: Solve for x
    x = 4,343,414.14/1,997.04
  6. Step 6: Final answer
    x = 2,174.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.