Home / 3,551.49-5,327.24-1,086.32

Finding the Fourth Proportional to 3,551.49, 5,327.24 and 1,086.32

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Solution

The fourth proportional to 3,551.49, 5,327.24 and 1,086.32 is: 1,629.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.49 : 5,327.24 = 1,086.32 : x
  2. Step 2: Convert to fraction form
    3,551.49/5,327.24 = 1,086.32/x
  3. Step 3: Cross multiply
    3,551.49x = 5,327.24 × 1,086.32
  4. Step 4: Simplify right side
    3,551.49x = 5,787,095.24
  5. Step 5: Solve for x
    x = 5,787,095.24/3,551.49
  6. Step 6: Final answer
    x = 1,629.48

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Double scale
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Similar ratio
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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.