Home / 3,957.74-5,923.73-2,917.33

Finding the Fourth Proportional to 3,957.74, 5,923.73 and 2,917.33

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Solution

The fourth proportional to 3,957.74, 5,923.73 and 2,917.33 is: 4,366.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957.74 : 5,923.73 = 2,917.33 : x
  2. Step 2: Convert to fraction form
    3,957.74/5,923.73 = 2,917.33/x
  3. Step 3: Cross multiply
    3,957.74x = 5,923.73 × 2,917.33
  4. Step 4: Simplify right side
    3,957.74x = 17,281,445.62
  5. Step 5: Solve for x
    x = 17,281,445.62/3,957.74
  6. Step 6: Final answer
    x = 4,366.49

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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.