Home / 3,178.44-4,767.66-2,592.81

Finding the Fourth Proportional to 3,178.44, 4,767.66 and 2,592.81

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Solution

The fourth proportional to 3,178.44, 4,767.66 and 2,592.81 is: 3,889.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178.44 : 4,767.66 = 2,592.81 : x
  2. Step 2: Convert to fraction form
    3,178.44/4,767.66 = 2,592.81/x
  3. Step 3: Cross multiply
    3,178.44x = 4,767.66 × 2,592.81
  4. Step 4: Simplify right side
    3,178.44x = 12,361,636.52
  5. Step 5: Solve for x
    x = 12,361,636.52/3,178.44
  6. Step 6: Final answer
    x = 3,889.22

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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.