Home / 5,203.72-7,181.04-2,845.84

Finding the Fourth Proportional to 5,203.72, 7,181.04 and 2,845.84

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Solution

The fourth proportional to 5,203.72, 7,181.04 and 2,845.84 is: 3,927.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.72 : 7,181.04 = 2,845.84 : x
  2. Step 2: Convert to fraction form
    5,203.72/7,181.04 = 2,845.84/x
  3. Step 3: Cross multiply
    5,203.72x = 7,181.04 × 2,845.84
  4. Step 4: Simplify right side
    5,203.72x = 20,436,090.87
  5. Step 5: Solve for x
    x = 20,436,090.87/5,203.72
  6. Step 6: Final answer
    x = 3,927.21

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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.