Home / 5,747.14-7,930.82-3,732.58

Finding the Fourth Proportional to 5,747.14, 7,930.82 and 3,732.58

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Solution

The fourth proportional to 5,747.14, 7,930.82 and 3,732.58 is: 5,150.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747.14 : 7,930.82 = 3,732.58 : x
  2. Step 2: Convert to fraction form
    5,747.14/7,930.82 = 3,732.58/x
  3. Step 3: Cross multiply
    5,747.14x = 7,930.82 × 3,732.58
  4. Step 4: Simplify right side
    5,747.14x = 29,602,420.12
  5. Step 5: Solve for x
    x = 29,602,420.12/5,747.14
  6. Step 6: Final answer
    x = 5,150.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.