Home / 3,305.42-4,958.20-1,331.24

Finding the Fourth Proportional to 3,305.42, 4,958.20 and 1,331.24

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Solution

The fourth proportional to 3,305.42, 4,958.20 and 1,331.24 is: 1,996.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.42 : 4,958.20 = 1,331.24 : x
  2. Step 2: Convert to fraction form
    3,305.42/4,958.20 = 1,331.24/x
  3. Step 3: Cross multiply
    3,305.42x = 4,958.20 × 1,331.24
  4. Step 4: Simplify right side
    3,305.42x = 6,600,554.17
  5. Step 5: Solve for x
    x = 6,600,554.17/3,305.42
  6. Step 6: Final answer
    x = 1,996.89

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1.5x scale

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.