Home / 4,197.28-6,283.76-3,161.65

Finding the Fourth Proportional to 4,197.28, 6,283.76 and 3,161.65

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Solution

The fourth proportional to 4,197.28, 6,283.76 and 3,161.65 is: 4,733.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,197.28 : 6,283.76 = 3,161.65 : x
  2. Step 2: Convert to fraction form
    4,197.28/6,283.76 = 3,161.65/x
  3. Step 3: Cross multiply
    4,197.28x = 6,283.76 × 3,161.65
  4. Step 4: Simplify right side
    4,197.28x = 19,867,018.39
  5. Step 5: Solve for x
    x = 19,867,018.39/4,197.28
  6. Step 6: Final answer
    x = 4,733.31

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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.