Home / 4,076.78-5,625.42-2,582.06

Finding the Fourth Proportional to 4,076.78, 5,625.42 and 2,582.06

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Solution

The fourth proportional to 4,076.78, 5,625.42 and 2,582.06 is: 3,562.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.78 : 5,625.42 = 2,582.06 : x
  2. Step 2: Convert to fraction form
    4,076.78/5,625.42 = 2,582.06/x
  3. Step 3: Cross multiply
    4,076.78x = 5,625.42 × 2,582.06
  4. Step 4: Simplify right side
    4,076.78x = 14,525,171.97
  5. Step 5: Solve for x
    x = 14,525,171.97/4,076.78
  6. Step 6: Final answer
    x = 3,562.90

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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.