Home / 3,433.64-5,149.10-1,241.18

Finding the Fourth Proportional to 3,433.64, 5,149.10 and 1,241.18

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Solution

The fourth proportional to 3,433.64, 5,149.10 and 1,241.18 is: 1,861.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.64 : 5,149.10 = 1,241.18 : x
  2. Step 2: Convert to fraction form
    3,433.64/5,149.10 = 1,241.18/x
  3. Step 3: Cross multiply
    3,433.64x = 5,149.10 × 1,241.18
  4. Step 4: Simplify right side
    3,433.64x = 6,390,959.94
  5. Step 5: Solve for x
    x = 6,390,959.94/3,433.64
  6. Step 6: Final answer
    x = 1,861.28

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Double scale
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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.