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Finding the Fourth Proportional to 2,396.73, 3,595.09 and 753.42

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Solution

The fourth proportional to 2,396.73, 3,595.09 and 753.42 is: 1,130.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,396.73 : 3,595.09 = 753.42 : x
  2. Step 2: Convert to fraction form
    2,396.73/3,595.09 = 753.42/x
  3. Step 3: Cross multiply
    2,396.73x = 3,595.09 × 753.42
  4. Step 4: Simplify right side
    2,396.73x = 2,708,590.97
  5. Step 5: Solve for x
    x = 2,708,590.97/2,396.73
  6. Step 6: Final answer
    x = 1,130.12

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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.