Home / 4,558.21-6,286.14-2,876.72

Finding the Fourth Proportional to 4,558.21, 6,286.14 and 2,876.72

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Solution

The fourth proportional to 4,558.21, 6,286.14 and 2,876.72 is: 3,967.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558.21 : 6,286.14 = 2,876.72 : x
  2. Step 2: Convert to fraction form
    4,558.21/6,286.14 = 2,876.72/x
  3. Step 3: Cross multiply
    4,558.21x = 6,286.14 × 2,876.72
  4. Step 4: Simplify right side
    4,558.21x = 18,083,433.23
  5. Step 5: Solve for x
    x = 18,083,433.23/4,558.21
  6. Step 6: Final answer
    x = 3,967.22

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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.