Home / 3,204.72-4,807.79-1,357.41

Finding the Fourth Proportional to 3,204.72, 4,807.79 and 1,357.41

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Solution

The fourth proportional to 3,204.72, 4,807.79 and 1,357.41 is: 2,036.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.72 : 4,807.79 = 1,357.41 : x
  2. Step 2: Convert to fraction form
    3,204.72/4,807.79 = 1,357.41/x
  3. Step 3: Cross multiply
    3,204.72x = 4,807.79 × 1,357.41
  4. Step 4: Simplify right side
    3,204.72x = 6,526,142.22
  5. Step 5: Solve for x
    x = 6,526,142.22/3,204.72
  6. Step 6: Final answer
    x = 2,036.42

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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.