Home / 3,948.73-5,923.38-1,137.45

Finding the Fourth Proportional to 3,948.73, 5,923.38 and 1,137.45

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Solution

The fourth proportional to 3,948.73, 5,923.38 and 1,137.45 is: 1,706.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948.73 : 5,923.38 = 1,137.45 : x
  2. Step 2: Convert to fraction form
    3,948.73/5,923.38 = 1,137.45/x
  3. Step 3: Cross multiply
    3,948.73x = 5,923.38 × 1,137.45
  4. Step 4: Simplify right side
    3,948.73x = 6,737,548.58
  5. Step 5: Solve for x
    x = 6,737,548.58/3,948.73
  6. Step 6: Final answer
    x = 1,706.26

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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.