Home / 3,537.74-5,306.68-1,072.42

Finding the Fourth Proportional to 3,537.74, 5,306.68 and 1,072.42

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Solution

The fourth proportional to 3,537.74, 5,306.68 and 1,072.42 is: 1,608.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.74 : 5,306.68 = 1,072.42 : x
  2. Step 2: Convert to fraction form
    3,537.74/5,306.68 = 1,072.42/x
  3. Step 3: Cross multiply
    3,537.74x = 5,306.68 × 1,072.42
  4. Step 4: Simplify right side
    3,537.74x = 5,690,989.77
  5. Step 5: Solve for x
    x = 5,690,989.77/3,537.74
  6. Step 6: Final answer
    x = 1,608.65

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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.