Home / 3,463.78-5,190.08-2,076.48

Finding the Fourth Proportional to 3,463.78, 5,190.08 and 2,076.48

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Solution

The fourth proportional to 3,463.78, 5,190.08 and 2,076.48 is: 3,111.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463.78 : 5,190.08 = 2,076.48 : x
  2. Step 2: Convert to fraction form
    3,463.78/5,190.08 = 2,076.48/x
  3. Step 3: Cross multiply
    3,463.78x = 5,190.08 × 2,076.48
  4. Step 4: Simplify right side
    3,463.78x = 10,777,097.32
  5. Step 5: Solve for x
    x = 10,777,097.32/3,463.78
  6. Step 6: Final answer
    x = 3,111.37

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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.