Home / 4,917.66-7,401.23-3,691.50

Finding the Fourth Proportional to 4,917.66, 7,401.23 and 3,691.50

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Solution

The fourth proportional to 4,917.66, 7,401.23 and 3,691.50 is: 5,555.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.66 : 7,401.23 = 3,691.50 : x
  2. Step 2: Convert to fraction form
    4,917.66/7,401.23 = 3,691.50/x
  3. Step 3: Cross multiply
    4,917.66x = 7,401.23 × 3,691.50
  4. Step 4: Simplify right side
    4,917.66x = 27,321,622.09
  5. Step 5: Solve for x
    x = 27,321,622.09/4,917.66
  6. Step 6: Final answer
    x = 5,555.82

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.