Home / 2,962.11-4,087.66-1,635.79

Finding the Fourth Proportional to 2,962.11, 4,087.66 and 1,635.79

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Solution

The fourth proportional to 2,962.11, 4,087.66 and 1,635.79 is: 2,257.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.11 : 4,087.66 = 1,635.79 : x
  2. Step 2: Convert to fraction form
    2,962.11/4,087.66 = 1,635.79/x
  3. Step 3: Cross multiply
    2,962.11x = 4,087.66 × 1,635.79
  4. Step 4: Simplify right side
    2,962.11x = 6,686,553.35
  5. Step 5: Solve for x
    x = 6,686,553.35/2,962.11
  6. Step 6: Final answer
    x = 2,257.36

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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.