Home / 5,203.82-7,174.49-3,787.73

Finding the Fourth Proportional to 5,203.82, 7,174.49 and 3,787.73

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Solution

The fourth proportional to 5,203.82, 7,174.49 and 3,787.73 is: 5,222.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.82 : 7,174.49 = 3,787.73 : x
  2. Step 2: Convert to fraction form
    5,203.82/7,174.49 = 3,787.73/x
  3. Step 3: Cross multiply
    5,203.82x = 7,174.49 × 3,787.73
  4. Step 4: Simplify right side
    5,203.82x = 27,175,030.01
  5. Step 5: Solve for x
    x = 27,175,030.01/5,203.82
  6. Step 6: Final answer
    x = 5,222.14

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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.