Home / 5,203.94-7,174.66-3,787.86

Finding the Fourth Proportional to 5,203.94, 7,174.66 and 3,787.86

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Solution

The fourth proportional to 5,203.94, 7,174.66 and 3,787.86 is: 5,222.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.94 : 7,174.66 = 3,787.86 : x
  2. Step 2: Convert to fraction form
    5,203.94/7,174.66 = 3,787.86/x
  3. Step 3: Cross multiply
    5,203.94x = 7,174.66 × 3,787.86
  4. Step 4: Simplify right side
    5,203.94x = 27,176,588.69
  5. Step 5: Solve for x
    x = 27,176,588.69/5,203.94
  6. Step 6: Final answer
    x = 5,222.31

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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.