Home / 2,717.21-4,058.64-2,167.83

Finding the Fourth Proportional to 2,717.21, 4,058.64 and 2,167.83

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Solution

The fourth proportional to 2,717.21, 4,058.64 and 2,167.83 is: 3,238.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.21 : 4,058.64 = 2,167.83 : x
  2. Step 2: Convert to fraction form
    2,717.21/4,058.64 = 2,167.83/x
  3. Step 3: Cross multiply
    2,717.21x = 4,058.64 × 2,167.83
  4. Step 4: Simplify right side
    2,717.21x = 8,798,441.55
  5. Step 5: Solve for x
    x = 8,798,441.55/2,717.21
  6. Step 6: Final answer
    x = 3,238.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.