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Finding the Fourth Proportional to 4,610.71, 6,917.28 and 2,418.85

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Solution

The fourth proportional to 4,610.71, 6,917.28 and 2,418.85 is: 3,628.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,610.71 : 6,917.28 = 2,418.85 : x
  2. Step 2: Convert to fraction form
    4,610.71/6,917.28 = 2,418.85/x
  3. Step 3: Cross multiply
    4,610.71x = 6,917.28 × 2,418.85
  4. Step 4: Simplify right side
    4,610.71x = 16,731,816.05
  5. Step 5: Solve for x
    x = 16,731,816.05/4,610.71
  6. Step 6: Final answer
    x = 3,628.91

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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.