Home / 3,241.10-4,861.62-1,020.09

Finding the Fourth Proportional to 3,241.10, 4,861.62 and 1,020.09

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Solution

The fourth proportional to 3,241.10, 4,861.62 and 1,020.09 is: 1,530.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.10 : 4,861.62 = 1,020.09 : x
  2. Step 2: Convert to fraction form
    3,241.10/4,861.62 = 1,020.09/x
  3. Step 3: Cross multiply
    3,241.10x = 4,861.62 × 1,020.09
  4. Step 4: Simplify right side
    3,241.10x = 4,959,289.95
  5. Step 5: Solve for x
    x = 4,959,289.95/3,241.10
  6. Step 6: Final answer
    x = 1,530.13

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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.