Home / 2,411.42-3,327.68-1,349.19

Finding the Fourth Proportional to 2,411.42, 3,327.68 and 1,349.19

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Solution

The fourth proportional to 2,411.42, 3,327.68 and 1,349.19 is: 1,861.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.42 : 3,327.68 = 1,349.19 : x
  2. Step 2: Convert to fraction form
    2,411.42/3,327.68 = 1,349.19/x
  3. Step 3: Cross multiply
    2,411.42x = 3,327.68 × 1,349.19
  4. Step 4: Simplify right side
    2,411.42x = 4,489,675.95
  5. Step 5: Solve for x
    x = 4,489,675.95/2,411.42
  6. Step 6: Final answer
    x = 1,861.84

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.