Home / 3,537.12-5,305.68-1,227

Finding the Fourth Proportional to 3,537.12, 5,305.68 and 1,227

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Solution

The fourth proportional to 3,537.12, 5,305.68 and 1,227 is: 1,840.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.12 : 5,305.68 = 1,227 : x
  2. Step 2: Convert to fraction form
    3,537.12/5,305.68 = 1,227/x
  3. Step 3: Cross multiply
    3,537.12x = 5,305.68 × 1,227
  4. Step 4: Simplify right side
    3,537.12x = 6,510,069.36
  5. Step 5: Solve for x
    x = 6,510,069.36/3,537.12
  6. Step 6: Final answer
    x = 1,840.50

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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.