Home / 2,801.16-4,201.45-1,241.19

Finding the Fourth Proportional to 2,801.16, 4,201.45 and 1,241.19

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Solution

The fourth proportional to 2,801.16, 4,201.45 and 1,241.19 is: 1,861.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801.16 : 4,201.45 = 1,241.19 : x
  2. Step 2: Convert to fraction form
    2,801.16/4,201.45 = 1,241.19/x
  3. Step 3: Cross multiply
    2,801.16x = 4,201.45 × 1,241.19
  4. Step 4: Simplify right side
    2,801.16x = 5,214,794.62
  5. Step 5: Solve for x
    x = 5,214,794.62/2,801.16
  6. Step 6: Final answer
    x = 1,861.66

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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.