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Finding the Fourth Proportional to 3,486.74, 5,232.27 and 1,844.54

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Solution

The fourth proportional to 3,486.74, 5,232.27 and 1,844.54 is: 2,767.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.74 : 5,232.27 = 1,844.54 : x
  2. Step 2: Convert to fraction form
    3,486.74/5,232.27 = 1,844.54/x
  3. Step 3: Cross multiply
    3,486.74x = 5,232.27 × 1,844.54
  4. Step 4: Simplify right side
    3,486.74x = 9,651,131.31
  5. Step 5: Solve for x
    x = 9,651,131.31/3,486.74
  6. Step 6: Final answer
    x = 2,767.95

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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.