Home / 2,236.38-3,354.57-697.50

Finding the Fourth Proportional to 2,236.38, 3,354.57 and 697.50

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Solution

The fourth proportional to 2,236.38, 3,354.57 and 697.50 is: 1,046.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.38 : 3,354.57 = 697.50 : x
  2. Step 2: Convert to fraction form
    2,236.38/3,354.57 = 697.50/x
  3. Step 3: Cross multiply
    2,236.38x = 3,354.57 × 697.50
  4. Step 4: Simplify right side
    2,236.38x = 2,339,812.58
  5. Step 5: Solve for x
    x = 2,339,812.58/2,236.38
  6. Step 6: Final answer
    x = 1,046.25

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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.