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Finding the Fourth Proportional to 2,396.75, 3,595.58 and 935.81

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Solution

The fourth proportional to 2,396.75, 3,595.58 and 935.81 is: 1,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,396.75 : 3,595.58 = 935.81 : x
  2. Step 2: Convert to fraction form
    2,396.75/3,595.58 = 935.81/x
  3. Step 3: Cross multiply
    2,396.75x = 3,595.58 × 935.81
  4. Step 4: Simplify right side
    2,396.75x = 3,364,791.05
  5. Step 5: Solve for x
    x = 3,364,791.05/2,396.75
  6. Step 6: Final answer
    x = 1,403.90

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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.