Home / 3,204.87-4,808.67-1,561.41

Finding the Fourth Proportional to 3,204.87, 4,808.67 and 1,561.41

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Solution

The fourth proportional to 3,204.87, 4,808.67 and 1,561.41 is: 2,342.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.87 : 4,808.67 = 1,561.41 : x
  2. Step 2: Convert to fraction form
    3,204.87/4,808.67 = 1,561.41/x
  3. Step 3: Cross multiply
    3,204.87x = 4,808.67 × 1,561.41
  4. Step 4: Simplify right side
    3,204.87x = 7,508,305.42
  5. Step 5: Solve for x
    x = 7,508,305.42/3,204.87
  6. Step 6: Final answer
    x = 2,342.78

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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.